The beauty of butterflies is breathtaking.

This sinusoid is a channel for carrying venous blood.

Lichens can survive even in harsh environments.

Birds of prey capture their prey with their sharp vision and powerful claws.

Mammals can maintain a constant body temperature.

I love seafood.

In mathematics, equivalence classes are a very important concept.

Polychaete worms play an important role in the seabed ecosystem.

A large amount of water flows into this river every day.

Various types of fungi inhabit this forest.