Starfish wait for their prey, but piranha attack in schools. Spiders keep the fly and mosquito populations down. Kookaburras, crickets, gibbons, and rattlesnakes communicate with sound. Deer, eagles, and hawks give visual signals. Ferrets leave their scent.
Bees dance to tell the hive where to find flowers.
Snapping turtles, fish, pelicans, and vampire bats catch prey with their specialized mouths. Plant-eating animals include the rabbit, the blesbok, and the elephant. Prairie dog tunnels provide homes for other animals. Lions hunt in prides, bees share warmth, and ants carry the aphids that give them nectar. Robins, alpacas, lions, gorillas, and humans need a lot.