Evaluate Basic External Animal Anatomy and Morphology - AgriSETA

Evaluate Basic External Animal Anatomy and MorphologyPrimary Agriculture NQF Level 1 Unit Standard No: 11617319ConceptIdentifying the different basicanatomical parts of a lizard.Identifying by means of external partsthe class to which the lizard belongs.Identifying and naming the externalvisible divisions or parts of a lizard.Identifying gross abnormalities in theexternal parts of a lizard.Giving reasons for the various steps inthe lifecycle and identifying thevulnerability of a lizard in the differentstages.I understandthis conceptQuestions that I still wouldlike to ask1.4 BirdsBirds show a great variety in appearance, habitat and modes of feeding. They live indiverse habitats and some even migrate (travel long distances before winter starts towarmer areas) to escape bad climatic conditions. Birds vary a lot in size as well ashabitat. Their habitats range from cold, Antarctic water, to the tropics. Some areadapted for living at sea, while others, like the ostrich, are adapted for hot, dryclimates on land. Most birds’ fore limbs develop into wings and are used to propelthe animal through the air. Some birds are true terrestrial animals and have lost theability of flight. They live on land and sometimes on both land and water. Some birdsdevelop an ability to swim well, like ducks.There is a vast variety of birds. We shall study the pigeon as an example, becausethey are widespread and common.The Pigeon HabitatPigeons are found wherever there is a place that provides sufficient coverfor them. They are found in mountains, on rocky ledges, among buildingsand in trees. They build simple nests with twigs. Body coverThe pigeon’s body is covered with feathers. The legs are covered withscales.Version: 01 Version Date: July 2006