Slow motion video captured by University of Antwerp researchers shows insects feeding on insects with the help of a bucket of water . Amphibious creatures eat a mouthful of water that acts like a tongue . Find insects help solve the evolutionary puzzle of how insects evolved .
Slow motion video captured by University of Antwerp researchers shows mudskippers eat on land with the help of a glob of water . Amphibious creatures take a mouthful of water that acts like a tongue . Find could help solve the evolutionary mystery of how tongues evolved .