A nest of mice

A nest of mice. Mice like to stay close to their home and usually
venture out very close to their nest. 


A smack of jellyfish

A smack of jellyfish.
Jellyfish can be as big as a human and some as small
as a pinhead.


A swarm of eels

A swarm of eels.
Eels may look like a snake, but they are actually a fish. 


An army of caterpillars

An army of caterpillars. Caterpillars are nicknamed "eating machines"
as all they do is eat, eat, eat.