Search results
Results from the WOW.Com Content Network
A large blood parrot. Male blood parrots generally are infertile, but successful breeding has occurred. [2] Normally, a female blood parrot lays eggs on a hard surface, and both parents guard the eggs unless the brood develops fungus, at which time the eggs will be consumed by either the parents or other fish. [2]
However, endothermic homeotherms (generally referred to as "warm-blooded" animals) not only produce more heat but also possess superior means of retaining and regulating it compared to other animals. They exhibit a higher basal metabolic rate and can further increase their metabolic rate during strenuous activity.
An ectotherm (from the Greek ἐκτός (ektós) "outside" and θερμός (thermós) "heat"), more commonly referred to as a "cold-blooded animal", [1] is an animal in which internal physiological sources of heat, such as blood, are of relatively small or of quite negligible importance in controlling body temperature. [2]
[9] [10] [11] This type of reproduction has been induced artificially in a number of animal species that naturally reproduce through sex, including fish, amphibians, and mice. [ 12 ] [ 13 ] Some species reproduce exclusively by parthenogenesis (such as the bdelloid rotifers ), while others can switch between sexual reproduction and parthenogenesis.
Pesquet's parrot (Psittrichas fulgidus), also known as the Dracula parrot [2] or as the vulturine parrot (leading to easy confusion with Pyrilia vulturina from Brazil), is a member of the Old World parrot family Psittaculidae. It is the only member of the genus Psittrichas. It is endemic to hill and montane rainforests in New Guinea.
A potential answer is that Southern California cities have only in the last 100 years provided these sister species with a resource untapped by native birds: the fruits and flowers of exotic trees ...
Wild water buffalo and domestic water buffalo can hybridize freely. Subfamily Caprinae. Sheep-goat hybrids, such as the toast of Botswana. Family Camelidae. Cama, a cross between a male dromedary and a female llama, also an intergeneric hybrid. Dromedary and Bactrian camels can crossbreed and produce a one large-humped Hybrid camel.
An Alpine chough in flight at 3,900 m (12,800 ft). Organisms can live at high altitude, either on land, in water, or while flying.Decreased oxygen availability and decreased temperature make life at such altitudes challenging, though many species have been successfully adapted via considerable physiological changes.