Science

Yes, birds have taste buds, though many species have far fewer than people do. Their sense of taste still helps them assess food, and it works alongside smell, sight, touch, and other senses to guide what they eat. The details vary widely among birds. A nectar-feeding bird, a seed-eating bird, and a bird that swallows […]

Birds have lungs, not gills. Their lungs work with a system of air sacs that moves air through the lungs in a mostly one-way flow, helping them take in oxygen efficiently on land and in flight. Why Birds Need Lungs Like other animals that breathe air, birds need oxygen to release energy from food. Their

The bottle palm’s botanical name is Hyophorbe lagenicaulis. It is a distinctive palm native to Round Island, Mauritius, and is named for the swollen, bottle-shaped trunk that becomes especially noticeable as the tree matures. What the botanical name means Hyophorbe is the genus name, while lagenicaulis identifies the species. Botanical names are used to distinguish

A polar bear is a kind of bear, but it is a distinct species adapted to life on Arctic sea ice; “bear” usually refers more broadly to the animal family or to other bear species. Compared with most bears, polar bears are larger on average, more specialized for hunting seals, and far more dependent on

If bees went extinct, many wild plants and some food crops would produce fewer seeds and fruits, disrupting ecosystems and making certain foods scarcer or more expensive. People would not run out of food altogether: most staple grains are wind-pollinated or self-pollinating, and bees are only one part of a larger pollination system. What bees

Sedimentary rocks are rocks formed when mineral grains, rock fragments, or material produced by organisms accumulate and become solid, or when minerals precipitate from water. The main types are clastic, chemical, and organic or biochemical; familiar examples include sandstone, conglomerate, limestone, rock salt, and coal. What sedimentary rocks are Sedimentary rocks form at or near

Ostriches are large, flightless birds native to Africa, and they are the largest living birds on Earth. Their speed, powerful legs, unusual feathers, and distinctive family life make them well adapted to open landscapes, though they face serious pressures from habitat change and human activity. What Is an Ostrich? The ostrich is a bird in

Five water animals are fish, dolphins, sea turtles, octopuses, and crabs. They all live in or depend on water, but they belong to different animal groups and use very different ways to move, breathe, find food, and reproduce. What Counts as a Water Animal? “Water animal” is an everyday phrase, not a precise scientific group.

Birds can fly without stopping for anywhere from a few hours to several days, depending on the species, weather, and what counts as a stop. Some migratory birds make nonstop journeys lasting several days, while a few have been documented staying airborne for months; there is no single flight-time limit for all birds. Why There

The ostrich is the big bird with long legs most people have in mind: it is the world’s largest living bird, and its powerful legs help it run across open ground. Other long-legged birds, including emus, rheas, cranes, and storks, may fit the description too, but the ostrich is the clearest answer. Why the Ostrich