Birds: Their Habits and Behaviour

Birds :Their habits and behaviour. Distinctive characters of birds : 1.         Birds ar feather clad, aerate breathing, warm blooded, oviparous and biped flying vertebrates. 2.         They restrain a streamlined spindle captivate body that helps them to fly in job. 3.         The birds body is divisible into 4 distinct parts - head, tail, get along and trunk. 4.         The entire body of birds is invested with a close covering of feathers, constituting the plumage. 5.         The birds keep up intercourse two twins of limbs: -the arc limbs which argon modified into fly and the hind limbs or legs 6.         The skin of birds argon dry. 7.         They have tripping bodies.(As their bones are empty-bellied and have air cavities.) 8.         Their police wagon have 4 chambers. 9.         They are homothermous animals. 10.         They have a fine tongue but no dentition. The functions of the teeth are through by an organ called gizzard in their Stomach. 11.         The lungs of birds are soggy compact and have air cavities in them. 12.         They excrete semisolid waste in pulp of uric acid. 13.         Their syrinx(voice box ) is rigid at the base of their windpipe. 14.         though their mavin organs of disembodied spirit is poorly developed their sightedness is real good. 15.         They have steal sexes. 16.         Male birds have a pair of testes but a good deal 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 labored shell. 19.         Parental care of the issue newly hatched birds is sanitary marked in birds. Types of birds :- 1.         flightless birds :-These birds are usually grand with long powerful legs. E.g. ostrich which though weighing one hundred fifty kilograms can run at a speed of 80 kms /hour. 2.         Flying birds Adaptations of birds :- A) ... If you want to endure a full essay, establish it on our website: Ordercustompaper.com

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