After a fashion. Hens squat on the eggs, supporting most of their weight with their feet. Their nests also provide a protective cushion for the eggs.
In addition to being a sign of contentment, it is a signal, a homing call that cats learn early. At first, they feel only the vibrations of a purr when their mother cat uses it to bring them to feed. Later, cats learn to use it to indicate fear and distress as well as pleasure.
The scales provide the best clue to telling the age of a fish. Scaleless when born, fish grow scales under their outer layer of skin to provide waterproofing. As they age, most species add growth rings, that is, increase the size of their scales to cover their larger bodies. With a very old fish, however, […]
In most species of songbirds, only male birds sing, and for only two reasons: to protect territory and to attract a mate.
In the United States, all swine weighing under 180 pounds are pigs; those over that weight are hogs. In Britain, there is no difference: The term pig refers to all domestic swine.
Only pigs have humans’ intolerance of the sun and can get sunburns.
Beavers prefer slender poplar trees for food, but will cut down trees as large as 18 inches in diameter, including hardwoods such as beech, cherry, and oak.
The capybara, also known as the carpincho or water hog, native to South America. In length, it runs from 3 feet, 3 inches to 4 feet, 6 inches, and it weighs up to 174 pounds. The only other rodent of similar size is the Canadian beaver, the largest specimen of which is recorded at 87 […]
Ratlike in appearance and beaver-like in size, this animal is often referred to as the beaver rat. Nutrias are valuable for many purposes; their pelts are now chiefly used in the making of hats. Their ratlike tails are too thin to be used.
In 1972, in South Wales, a male dachshund is said to have crept up on a sleeping female Great Dane. The union produced 13 “Great Dachshunds,” with short legs, large heads, and raised ears.
The biggest pig in recorded history was Big Boy of Black Mountain, North Carolina, weighing 1,904 pounds in 1939.
Sometimes. What makes them decide to do so is uncertain.
The phrase dog days dates back to Roman times. It was believed that Sirius, the Dog Star, added its heat to that of the sun from July 3 to August 11, creating exceptionally high temperatures. The Romans called the period dies caniculares, or “days of the dog.”
A school of these 8- to 12-inch fish, which inhabit the freshwater rivers of South America, has been observed gnawing a 400-pound hog to the bone in minutes. Initially attracted by the smell of blood, piranhas begin gnawing as soon as they reach their prey. With their spring-trap jaws, they remove any animal’s flesh most […]
It takes 35 to 65 minks to produce the average mink coat. The numbers for other types of fur coats are: Beaver. 15 Fox. 15 to 25 Ermine. 150 Chinchilla. 60 to 100
The wild turkey is the breed indigenous to the United States. It weighs 50 to 60 pounds, has strong legs, and can run from 15 to 20 miles per hour when scared.
Yes. The blood of mammals is red, the blood of insects is yellow, and the blood of lobsters is blue.
Large kangaroos cover more than 30 feet with each jump. One large kangaroo was measured as clearing a pile of timber 10.5 feet high and 27 feet long.
It depends. The Italian species of wolf spider first given the name tarantula (from the town of Taranto) catches its prey by pursuit. In the American Southwest, tarantulas live in burrows; they eat anything from insects to toads and mice. However, certain South American tarantulas do build large webs; their diet includes small birds.
Spine-tailed swifts have been clocked at speeds of up to 220 miles per hour. Peregrine falcons have reached 217 miles per hour; racing pigeons, 100; migrating ducks, 60; and small birds, 30.
This ancient creature called the coelacanth existed 350 million years ago. Scientists had believed that the fish became extinct 60 million years ago, until a living specimen was caught in the Indian Ocean off southern Africa in 1938.
No, some species sing on the ground. Shorebirds such as turnstones sing from mounds called hummocks. Some species of American field sparrows, such as the savanna sparrow of the eastern United States, sing from the ground, as does the wood thrush.
There are rare instances of elephants living 70 years and killer whales to 90. But humans, with their outside limit of about 120 years, have the longest overall life span.
The following dogs bite the least: 1. Golden retriever 2. Labrador retriever 3. Shetland sheepdog 4. Old English sheepdog 5. Welsh terrier
No, the number of legs varies. The greatest number reported on a centipede is 171 to 177 pairs of legs; on a millipede, 375.