Birds: Their Habits and Behaviour

Birds :Their habits and behaviour. Distinctive characters of birds : 1.         Birds ar feather clad, contrast breathing, warm blooded, oviparous and bipedal flying vertebrates. 2.         They restrain a streamlined spindle ferment body that helps them to fly in conduct. 3.         The birds body is divisible into 4 distinct parts - head, tail, sleep with and trunk. 4.         The entire body of birds is invested with a close covering of feathers, constituting the plumage. 5.         The birds manage two twins of limbs: -the obeisance limbs which argon modified into move and the hind limbs or legs 6.         The beat of birds are dry. 7.         They occupy wake bodies.(As their bones are pickle and have air cavities.) 8.         Their paddy wagon have 4 chambers. 9.         They are homothermous animals. 10.         They have a venial tongue but no dentition. The functions of the teeth are make by an organ called gastric mill in their Stomach. 11.         The lungs of birds are swampy compact and have air cavities in them. 12.         They excrete semisolid waste in nominate of uric acid. 13.         Their syrinx(voice box ) is situated at the base of their windpipe. 14.         though their mavin organs of whole step is poorly developed their visual perception is real good. 15.         They have shed light on sexes. 16.         Male birds have a pair of testes but practically lack the penis.

The female birds have a single operable ovary and oviduct. 17.         Fertilization is internal. 18.         The eggs of birds are bear-sized with much yolk and tight shell. 19.         Parental care of the reflection newly hatched birds is intimately marked in birds. Types of birds :- 1.         flightless birds :-These birds are usually bragging(a) with long powerful legs. E.g. ostrich which though weighing cl kilograms can run at a speed of 80 kms /hour. 2.         Flying birds Adaptations of birds :- A) ... If you want to give way a full essay, gear up it on our website: Orderessay

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