These are all traits that the platypus share in common. However, there are a few key differences between the platypus and most mammals. The platypus has a more reptile-like gait because the legs are located on the side of the body rather than underneath. They also have extra bones in the...
It would be correct to say that mammals are a group of animals with backbones, whose bodies are insulated by hair, which nurse their infants with milk and which share a unique jaw articulation. This, however, fails to convey how these shared characteristics underpin the evolution of a group ...
What is a distinguishing factor that separates mammals from other animals? What structure do all vertebrates have in common? Which of the following is a characteristic of most amphibians? a. They breathe with gills throughout life. b. They have poisonous glands. c. They have dry...
These snakes probably developed this form of reproduction because they are very poisonous and defensive. Therefore, the eggs stay inside her rather than in a nest so no one messes with them. Final Thoughts Generally, reptiles are egg-layers. This suggests that some snakes only developed to give...
They also have a tail like that of beavers. The platypus uses its tail to swim in water and search for food, which includes various insects and fishes. Platypuses are pretty poisonous as well and they use this poison to protect themselves against the attackers. ...
the paucity of grazing animals meant that plants developed no defenses, such as spines, poisonous chemicals, or bitterness.The remoter islands had a very high proportion of endemism—that is,of species that existed only there.In the case of Hawaii, as many as 99 percent of the species were ...
It is estimated that about 10 million people go into coastal waters every year to get a closer look at whales. When the eco-tourists try to have a look at the __21___mammals rising above the water line killer whales lives are greatly__22___ though they are the top of the food cha...
b. They have poisonous glands. c. They have dry, scaly skin. d. They begin life as aquatic organisms.Fill in the blanks. (blank) and (blank) are the invertebrates in Phylum Chordata.Earthworms belong to the phylum: a. Platyhelminthes. b. Nematoda. c. Annel...
It is estimated that about 10 million people go into coastal waters every year to get a closer look at whales.When the eco-tourists try to have a look at the __21___mammals rising above the water line, killer whales lives are greatly__22___, though they are the top of the food ...
Electronic wastes also contain many poisonous metals.Even when the machines are recycled and the harmful metals removed,the recycling process often is carried out in poor countries,in practically uncontrolled ways which allow many poisonous substances to escape into the environment. Creating products out...