Photo

ANI078-00091

A month-old hourglass treefrog tadpole (Dendropsophus or Hyla ebracatta) at the Henry Vilas Park Zoo.

Photo

ANI071-00058

Hourglass treefrog (Hyla ebracatta) at the Detroit Zoo.

Photo

ANI071-00057

Hourglass treefrog (Hyla ebracatta) at the Detroit Zoo.

Photo

ANI071-00056

Hourglass treefrog (Hyla ebracatta) at the Detroit Zoo.

Photo

ANI071-00055

Hourglass treefrog (Hyla ebracatta) at the Detroit Zoo.

Photo

ANI071-00054

Hourglass treefrog (Hyla ebracatta) at the Detroit Zoo.

Photo

ANI071-00053

Hourglass treefrog (Hyla ebracatta) at the Detroit Zoo.

Photo

ANI071-00052

Hourglass treefrog (Hyla ebracatta) at the Detroit Zoo.

Photo

ANI071-00050

Hourglass treefrog (Hyla ebracatta) at the Detroit Zoo.

Photo

ANI071-00051

Hourglass treefrog (Hyla ebracatta) at the Detroit Zoo.

Photo

ANI068-00244

An hourglass treefrog (Dendropsophus ebraccatus) at Zoo Atlanta.

Photo

ANI068-00243

An hourglass treefrog (Dendropsophus ebraccatus) at Zoo Atlanta.

Photo

ANI068-00242

An hourglass treefrog (Dendropsophus ebraccatus) at Zoo Atlanta.

Photo

ANI068-00240

An hourglass treefrog (Dendropsophus ebraccatus) at Zoo Atlanta.

Photo

ANI068-00239

An hourglass treefrog (Dendropsophus ebraccatus) at Zoo Atlanta.

Photo

ANI068-00238

An hourglass treefrog (Dendropsophus ebraccatus) at Zoo Atlanta.

Photo

ANI068-00237

An hourglass treefrog (Dendropsophus ebraccatus) at Zoo Atlanta.

Photo

ANI068-00236

An hourglass treefrog (Dendropsophus ebraccatus) at Zoo Atlanta.

Photo

ANI068-00235

An hourglass treefrog (Dendropsophus ebraccatus) at Zoo Atlanta.

Photo: Julie Jensen Director of Marketing | WVC O: 866.800.7326 | D: 702.443.9249 | E: j.jensen@wvc.org

Speaking Engagements

Joel is a popular keynote speaker with conservation, corporate, and civic groups.

Hire him to entertain and inspire your audience.

Book Joel To Speak

The Photo Ark

Joel is the founder of the Photo Ark, a groundbreaking effort to document every species in captivity before it’s too late.

Explore the Photo Ark

Visit Our Store

Every purchase goes directly to support our mission: getting the public to care and helping to save species from extinction.

Help Us Build the Ark