The siamang, a kind of ape in the gibbon family, can inflate the vocal sac on its throat to be as big as its head. The sac makes the siamang’s calls louder.
Photograph by Beverly Armstrong, Getty Images
When searching for food, Irrawaddy dolphins will spit water at fish to herd them closer together, which makes them easier to catch.
Photograph by Roland Seitre, Minden Pictures
Red pandas doze in trees during the day. When they’re not catching Z’s, they use their bushy tails to balance as they move along the branches.
Photograph by Katherine Feng, Minden Pictures
If it senses danger, a long-nosed whip snake sometimes defends itself by pointing its wide-open mouth directly toward a threat. That’s one in-your-face snake!
Photograph by Thomas Marent, Minden Pictures
The colugo is a nocturnal mammal that can “fly” through the air using extra skin between its limbs. It also eats tasty algae off of trees.
Photograph by Tony Heald, Nature Picture Library
After birth, many elephant calves have reddish eyes.
Photograph by Anup Shah, Minden Pictures
Slurp! The sun bear’s extremely long tongue helps it reach honey and bugs in tight spots like deep tree holes.
Photograph by Auscape, UIG, Getty Images
All ribbon eels are born as male. The snakelike fish, which grow more than three feet (one meter) in length, can change into females as they get older.
Photograph by Dray van Beeck, Minden Pictures
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