Cnidarians are a type of marine life, including jellyfish and corals.

We went to the petting zoo on the weekend.

As the name suggests, onychophorans are a unique group of animals that have claws.

He is an expert in paleozoology and has a deep knowledge about the ecology of dinosaurs.

He has a deep interest in paleozoology.

The ecosystem of zoobenthos is an important field of study in marine biology.

This photo has a shallow depth of field, so the background is blurry.

He is the type of person who understands ten from hearing one.

Anthropozoonosis, or animal-derived infectious diseases, have the potential to spread between humans and animals.

Einstein proposed the theory of relativity.