<p><b>1.Mammal</b></p><p>any animal that gives birth to live babies, not eggs, and feeds its young on milk. Cows, humans and whales are all mammals. </p> <p><b>2.Oviparity animals</b></p><p>Oviparous animals are animals that lay their eggs, with little or no other embryonic development within the mother. This is the reproductive method of most fish, amphibians, reptiles, birds, and the monotremes.</p> <p><b>3.Wild animals</b></p><p>living or growing in natural conditions; not kept in a house or on a farm</p> <p><b>4.Farm animals</b></p><p>Animal that lives on the farm.</p><p>The farmer feed them.</p> <p><b>5.Pet</b></p><p>an animal, a bird, etc. that you have at home for pleasure, rather than one that is kept for work or food</p> <p><b>6.Birds</b></p><p>a creature that is covered with feathers and has two wings and two legs. Most birds can fly.</p> <p><b>7.Cat kind animals</b></p><p>a small animal with soft fur that people often keep as a pet. </p><p>Wild animal called big cats</p> <p><b>8.Who can fly?</b></p><p>Birds ,bugs and some mammals as bat.</p> <p><b>9.Who can swim?</b></p><p>Some see animals can swim.</p><p>Fish and some mammals as whale,dolphin.</p> <p><b>10.Who can jump?</b></p><p>to move quickly off the ground or away from a surface by pushing yourself with your legs and feet</p><p><br></p> <p><b>11.Who can hop?</b></p><p>For person:to move by jumping on one foot</p><p>for animals:to move by jumping with all or both feet together </p> <p><b>12.Who are amphibians?</b></p><p>any animal that can live both on land and in water. Amphibians have cold blood and skin without scales. Frogs, toads and newts are all amphibians. </p> <p><b>13.Who has scales?</b></p><p>any of the thin plates of hard material that cover the skin of many fish and reptiles</p> <p><b>14.Who has horns?</b></p><p>a hard pointed part that grows, usually in pairs, on the heads of some animals, such as sheep and cows. Horns are often curved. （羊、牛等动物的）角</p> <p><b>15.Who has antlers?</b></p><p>one of the two horns that grow on the head of male deer 鹿角</p> <p><b>16.Who has fur?</b></p><p>the soft thick mass of hair that grows on the body of some animals （动物浓厚的）软毛</p> <p><b>17.Who has hair?</b></p><p>the substance that looks like a mass of fine threads growing especially on the head; one of these threads growing on the body of people and some animals 毛发；（尤指）头发</p> <p><b>18.Who has wool?</b></p><p>he soft fine hair that covers the body of sheep, goats and some other animals （羊等的）绒，毛</p>