Dolphins sleep in single-hemisphere sleep, which means that dolphins use only half of their brains to rest at a time. One side of the dolphin's brain is always awake, allowing the other side to go...
Category: Cetaceans
Dolphins produce milk, and female dolphins feed on milk from the mammary glands, which the baby sucks from the nipple. Like most mammals (except platypuses and echidnas), dolphins and whales have...
Unlike most marine creatures, bottlenose dolphins cannot breathe underwater because they lack a vital part of their anatomy, the gills. Dolphins do not have gills. Dolphins have lungs, and they...
Dolphins are built for speed. Just a brief introduction to the air pockets below their vents. Dolphins breathe through stomata, the nostrils located above the top of the head. Instead, they inhale...
Dolphin attacks on humans are extremely rare, with only one recorded case of a bottlenose dolphin killing a human. Dolphins are not afraid to attack humans, and when they do, their attacks can...
Everyone knows that dolphins are truly unusual animals, so it is not surprising that they always sleep with one eye open. If you've ever felt the need to sleep with one eye open, you have something...