The lungs of a reptile and the air bladder of a fish are examples of ___. 1. What are three ways for an animal to lose water? 2. What are other sources of carbon dioxide (besides animals exhaling)? What types of animals are "crustaceans"? Give several examples. ...
What types of animals are "crustaceans"? Give several examples. What are some examples of animals with high metabolism? What constrains arthropods from reaching the size of humans? Which classification of animals has the longest alimentary canal?
as you get to the top of the pyramid, there’s really no place for a crane to stand. The stone blocks are too narrow to provide a base. 教授简单描述理论之后立刻提出转折,这个理论的问题就在于金字塔顶端没有地方
Attacking animals (or humans) on dry land, an alligator or crocodile can spring out of the water in a quick burst to drag its prey underwater and drown them. Crocodiles can run in short 1-2 second bursts at around 35km/h. Alligators, meanwhile, are usually a little faster due to ...
Animals see differently – from simple eyes that only tell the difference between light and dark, to complex eyes that can see colours and depth perception.
All dolphins are carnivores, eating fish and squid. Different species of dolphins focus on different foods and they have a variety of hunting styles. Some dolphins eat crustaceans such as lobsters, shrimp and crabs while some eat octopus and cuttlefish. Researchers are mystified about why dolphins...
However, hydras are mostly found in pond water and tend to be predatory animals, which hunt their prey. A majority of these microorganisms tend to be small, only growing to be about 30 mm long when they are fully extended. To the naked eyes, hydra can barely be seen, and therefore ...
Narrator: Listen to part of a lecture in a biology class. Professor: Ways in which animals adapt to their environment are often quite ingenious actually. And as an example of this, let me tell you about a fish, a group of fish known as the Notothenioids. ...
constantly rising through the air and being blown around to different areas. That same water also falls and flows across surfaces, picking up chemicals and other pollutants. Those pollutants are carried into bodies of water, back into the air and into the water supplies of plants and animals. ...
Are Crocodile attacks on humans common? While rare, Crocodile attacks on humans do occur, especially if the Crocodile feels threatened or cornered. 3 What do Octopuses eat? Octopuses typically eat crustaceans, small fishes, and other small marine animals. 1 How big can both Crocodiles and Octopus...