Groups of bats are called colonies
Colony , swarm.
A Swarm A Swarm
they are called lots of things but they are mostly called a swarm of bee's.
A group of flies is called a swarm or cloud.
A large group of locusts is called a "swarm".
A Swarm.----A collection of bees is also called a colony.
They are called a Swarm of Ants
a ghost
a swarm
swarm
A swarm.
A swarm.