A group of this kind of pet is called a clowder

A species of fish who are genetically identical and all female

These black birds are excellent at mimicking human speech

Houseflies find sugar with this body part

These large mammals use seismic signals to communication to conspecifics

This behavior is something that dogs do to get to know each other

Nudibranchs can absorb the stinging cells from their prey and later use them for this purpose

Ostriches have been falsely described as performing this behavior when they are scared

The ant-eating assassin bug uses this behavior to hide from predators and prey

Cobra snakes expand this part of their body to look more intimidating

This little pet is one of the only known companion animals to hibernate during cold weather

This fish is the only species on earth where the babies are birthed by the males

This bird is the only one that can swim but not fly

This type of crab rubs its smaller claw against its large one to attract females

Sloths only leave their trees once a week to perform this behavior

These pets perform a “chinning” behavior to define their territory or belongings

Whales and dolphins use this mode of communication underwater

This behavior is primary cause of death in farmed chickens

The ant-eating assassin bug uses this behavior to hide from predators and prey

This outdated term used to describe the leaders of a wolf pack

Cats can jump this many times their own length

Sharks are covered in these small teeth

This type of bird is functionally blind, and hunts mostly by smell

These invertebrates can contort into the shapes of other animals like sea snakes or flatfish

There were more than 200 million live views online of the pregnancy of April, one of these