Day: 7 September 2023

Animals range in size from 8.5 millionths of a metre to 33.6 metres (110 ft) long and have complex interactions with each other and their environments, forming intricate food webs. A fish is adapted to its life in water and a crab is adapted to a life catching and eating insects. Animals that eat both … Read more

They also have a gut that extends through the basically cylindrical body from mouth to anus. Having a front end means that this part of the body encounters stimuli, such as food, favouring cephalisation, the development of a head with sense organs and a mouth. The digestive chamber has two openings, a mouth and an … Read more