"Sea lions are better at moving on land than seals, have external ear flaps (pinnae), and often perform in aquariums."

"Krill are small, shrimp-like planktonic crustaceans, key forage organisms in marine ecosystems; many species are bioluminescent."

"The African Buffalo is one of Africa's 'Big Five' game animals, known for its fierce temperament, large herds, and wide, connected horn bases."

"Meerkats are highly social animals with 'sentinels' responsible for vigilance; famous for their upright posture."

"Caterpillars are the larval stage of butterflies and moths; their main task is to eat and grow, undergoing multiple molts."

"Walruses are known for their long tusks (canine teeth) and facial whiskers (vibrissae); tusks can be used for various purposes."

"Porcupines are covered in sharp quills for defense; when threatened, they raise their quills, which can detach and embed in enemies."

"Goliath beetles are among the heaviest insects in the world; males are huge and feed on tree sap and fruit."

"Some leech species feed on blood; their saliva contains anticoagulants and anesthetics."

"The Bald Eagle is the national bird of the United States and has incredible eyesight, allowing it to spot prey from high altitudes."

"When threatened, cobras spread the ribs in their neck, forming their characteristic 'hood'."

"Beavers are famous for building dams and lodges and are one of the few animals that can significantly alter their environment."

"Gerbils are social animals with strong hind legs, good at digging and jumping, and are popular small pets."

"Wildebeest are famous for their large-scale seasonal migrations, where millions cross plains in search of water and grass."

"Many shrimp species exhibit bioluminescence, emitting a faint glow."

"Clouded leopards have the longest canine teeth relative to body size among felids, are skilled climbers, and have unique cloud-like patterns."

"Moose are the largest deer species; males have huge, palmate antlers and a dewlap (bell) under their throat."

"Dung beetles feed on animal feces, rolling it into balls and burying it as food or for a nursery."

"Piranhas are known for their sharp teeth and schooling predatory behavior, but not all species are aggressive."

"Emperor penguins are the only penguins that breed during the Antarctic winter; males incubate the eggs, fasting for months."