Joel Sartore Joel Sartore

National Geographic Photographer and Speaker

Keyword: Sumatran rhino

Photo: Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center.

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ANI050-00129

Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center. This species is listed as critically endangered by IUCN and federally endangered.

Photo: Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center.

Photo

ANI050-00128

Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center. This species is listed as critically endangered by IUCN and federally endangered.

Photo: Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center.

Photo

ANI050-00127

Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center. This species is listed as critically endangered by IUCN and federally endangered.

Photo: Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center.

Photo

ANI050-00126

Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center. This species is listed as critically endangered by IUCN and federally endangered.

Photo: Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center.

Photo

ANI050-00125

Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center. This species is listed as critically endangered by IUCN and federally endangered.

Photo: Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center.

Photo

ANI050-00124

Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center. This species is listed as critically endangered by IUCN and federally endangered.

Photo: Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center.

Photo

ANI050-00123

Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center. This species is listed as critically endangered by IUCN and federally endangered.

Photo: Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center.

Photo

ANI050-00122

Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center. This species is listed as critically endangered by IUCN and federally endangered.

Photo: Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center.

Photo

ANI050-00121

Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center. This species is listed as critically endangered by IUCN and federally endangered.

Photo: Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center.

Photo

ANI050-00120

Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center. This species is listed as critically endangered by IUCN and federally endangered.

Photo: Harapan, a four-year-old male Sumatran rhino, at White Oak Conservation Center.

Photo

ANI050-00088

Harapan, a four-year-old male Sumatran rhino, at White Oak Conservation Center.

Photo: Harapan, a four-year-old male Sumatran rhino, at White Oak Conservation Center.

Photo

ANI050-00089

Harapan, a four-year-old male Sumatran rhino, at White Oak Conservation Center.

Photo: Harapan, a four-year-old male Sumatran rhino, at White Oak Conservation Center.

Photo

ANI050-00087

Harapan, a four-year-old male Sumatran rhino, at White Oak Conservation Center.

Picture of Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center. Critically endangered (IUCN) and federally endangered

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ANI050-00086

Harapan, a four-year-old male Sumatran rhino (Dicerorhinus sumatrensis), at White Oak Conservation Center. Critically endangered (IUCN) and federally endangered

Photo: Emi, a female Sumatran rhino at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of Emi's calf is a tremendous event for the conservation of the species.

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ANI050-00052

Emi, a female Sumatran rhino at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of Emi’s calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

Photo: Emi, a female Sumatran rhino at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of Emi's calf is a tremendous event for the conservation of the species.

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ANI050-00051

Emi, a female Sumatran rhino at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of Emi’s calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

Photo: Emi, a female Sumatran rhino at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of Emi's calf is a tremendous event for the conservation of the species.

Photo

ANI050-00050

Emi, a female Sumatran rhino at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of Emi’s calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

Photo: Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species.

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ANI050-00049

Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

Photo: Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species.

Photo

ANI050-00048

Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

Photo: Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species.

Photo

ANI050-00047

Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

Photo: Emi, a female Sumatran rhino at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of Emi's calf is a tremendous event for the conservation of the species.

Photo

ANI050-00044

Emi, a female Sumatran rhino at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of Emi’s calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

Photo: Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species.

Photo

ANI050-00043

Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

Photo: Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species.

Photo

ANI050-00042

Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

Photo: Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species.

Photo

ANI050-00041

Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

Photo: Emi, a female Sumatran rhino at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of Emi's calf is a tremendous event for the conservation of the species.

Photo

ANI050-00040

Emi, a female Sumatran rhino at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of Emi’s calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

Photo: Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species.

Photo

ANI050-00039

Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

Photo: Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species.

Photo

ANI050-00038

Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

Photo: Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species.

Photo

ANI050-00037

Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

Photo: Emi, a female Sumatran rhino at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of Emi's calf is a tremendous event for the conservation of the species.

Photo

ANI050-00036

Emi, a female Sumatran rhino at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of Emi’s calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

Photo: Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species.

Photo

ANI050-00035

Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

Photo: Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species.

Photo

ANI050-00034

Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

Photo: Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species.

Photo

ANI050-00033

Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

Photo: Emi, a female Sumatran rhino at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of Emi's calf is a tremendous event for the conservation of the species.

Photo

ANI050-00032

Emi, a female Sumatran rhino at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of Emi’s calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

Photo: Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species.

Photo

ANI050-00031

Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

Photo: Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species.

Photo

ANI050-00030

Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

Photo: Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species.

Photo

ANI050-00029

Emi, a female Sumatran rhino, with her three-week-old calf, at the Cincinnati Zoo. There are only nine Sumatran rhinos in captivity, so the birth of this calf is a tremendous event for the conservation of the species. Sumatran rhinos are being poached in the wild so quickly that biologists fear they could go extinct in the wild within the next 20 years.

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