Which among the following communicates with beeps and calls that sound like a song?

Which among the following provides insect with multi- purpose sensory parts?

Which kind of sense is to spot prey?

What is the superior sense a shark need to follow the scent of a fish?

Which among the following doesn't includes nocturnal creatures?

In which sense is developed mostly in eels?

Which among the following have no external ear or eardrum but there is a well developed inner ear?

Which among the following communicates with beeps and calls that sound like a song?

Which among the following bird's eyesight is four times as sharp as that of a person with perfect vision?