Snakes have two penises (aka hemipenes) that come in a diverse array of shapes and sizes. And they could owe it all to their lack of legs.

Can you feel the love tonight? Hopefully scientists can make this the case for the growing numbers of lions in animal sanctuaries.

When your patient's a snake, it can take quite a bit of creativity. There's never a dull moment when you hang around the veterinarian's office at a zoo.

A video entitled “Life in a Rain Forest” which explores the parts of a rain forest and how the animals that live there have adapted to that environment.

We've made more improvements for the snakes and lizards in the Reptile Room! Daisy, Leonard, and Freya got new digs. We introduce Loki our new water dragon and show off his mansion! Thank you to our patrons on Patreon for helping us...

Jessi takes you on a full tour of all the animals in the Reptile Room!

Jessi answers viewer questions about animal escapes, parrot attacks, first shows, and the hardest animal to care for.

Jessi answers more of your questions! Birds on shoulders, snake handling after a bite, from the wild animals, and a spatula?

Jennifer Wester, Jonny Moseley, Vince Neil & Brooke Castile at Boa in West Hollywood 11/29/2010 at the Celebrity Sightings in Los Angeles at Los Angeles CA. (Footage by WireImage Video/GettyImages)

MS female python moves amongst spiky mangrove tree roots on ground, Kenya

Bootsy Collins and Patti Collins on Kanye West & James Brown at BOA in West Hollywood at Celebrity Sightings in Los Angeles Bootsy Collins and Patti Collins on Kanye West on July 09, 2013 in Los Angeles, California (Footage by WireImage...

MS female python moves amongst spiky mangrove tree roots on ground, Kenya, Edited sequence; SEQUENCE OF CLIPS, SPECIAL TERMS APPLY

A rainbow boa snake flicks its tongue.

Elliot Mintz outside Boa on August 04, 2010 in Los Angeles, California (Footage by WireImage Video/Getty Images)

Boa, BCU portrait, flicks tongue. Panama.

CU female python moves amongst spiky mangrove tree roots on ground, Kenya

CU side view Python, body moves up tree trunk, Kenya

CU Python attacks prey and constricts prey, Kenya

MS female python moves amongst spiky mangrove tree roots on ground, Kenya

Kate Flannery greets fans at Boa in West Hollywood, 09/22/12 (Getty Images Entertainment Video)

Common, Abigail Spencer and Andrew Pruett enter the AMC Sundance IFC Emmy Party at BOA at Celebrity Sightings in Los Angeles Common, Abigail Spencer and Andrew Pruett enter on September 22, 2013 in Los Angeles, California (Footage by...

CU Head of Anaconda, South America

ECU Python's head, tongue flickering

Cody Longo and Cassie Scerbo outside BOA in West Hollywood Cody Longo and Cassie Scerbo outside BOA in West at BOA on June 22, 2010 in Los Angeles, California (Footage by WireImage Video/Getty Images)