Electric eels can generate shocks of up to 600 volts, not only to stun prey but also to communicate with other electric eels.
Cuttlefish have the ability to change not only the color but also the texture of their skin to blend seamlessly into their surroundings.
Archaeologists have found pots of honey in ancient Egyptian tombs that are over 3,000 years old and still perfectly edible.
Cows form close friendships and can become stressed when separated from their preferred companions.
Male peacock jumping spiders perform intricate dances and display vibrant colors to woo their potential mates.
A giraffe's tongue can be up to 45 centimeters (18 inches) long and is prehensile, making it perfect for grasping leaves in tall trees.
The hyena's "laugh" is actually a sign of nervousness or submission, not amusement
Octopuses have two gill hearts that pump blood to the gills and one systemic heart that pumps it to the rest of the body.
Due to their unique hind leg anatomy, kangaroos cannot move their legs independently to walk backward.
The heart rate of a hummingbird can reach up to 1,200 beats per minute during flight.