A wolf's howl doesn't have an echo because of the frequency.
Also a duck's quack doesn't echo (Actually a duck's quack will echo. Google Mythbusters - they did research on this.)
You call animals that fly in the air aerial locomotion animals. Such animals include most birds, bats and certain insects.
Echo
exoskeletal
Simple Jack
Tamer
no
None did. This sort of communication is an evolution of the prehistoric animals that are the ancestors of those who CAN echo.
Your mother
Bats
To locate prey.
becoz they need to be heard
That would be an echo.
Continuously repeating echoes in a room are known as reverberation.Where the echo is distinct, it is just an echo
echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo echo
A useful echo is echolocation, which is used by marine animals such as dolphins to locate and then hunt their prey
they use it to find food/communicate with each other
In Greek mythology Echo was a nymph cursed by Hera with a speech impediment. Echo could only repeat what others said.