National Geographic

Tree kangaroos are excellent chompers equipped with sharp little incisors used for tearing leaves along with a strong set of back molars that are used for grinding snacks. These arboreal roos typically munch on browse bu…

Not today, little explorer! Just as this baby elephant tried to make a splash, mom stepped in with the ultimate trunk of truth. One gentle (but firm) neck hug later, and junior’s adventure was postponed. National Geograp…

Male Australian giant cuttlefish will sometimes float and flare their tentacles like this to impress a female National Geographic

During winter, when food is scarce, most bears have an effective survival solution: hibernation, a physical state in which the heart rate, body temperature, metabolism, and respiration is lowered. Grizzly and black bears…

Wolves have incredibly strong jaws, and can bite though bones to eat bone marrow. Scientists have measured the bite force of captive gray wolves at around 400 psi. National Geographic