BBC4 年
KS2 / KS3 Science: Food chains and food webs in animals
Most animals don't just eat one thing. In any ecosystem there are lots of food chains that all link together. This is called a food web. A food web is all the food chains that make up an ecosystem ...
BBC3 年
Food chains and webs
Most animals don't just eat one thing. In any ecosystem there are lots of food chains that all link together. This is called a food web. A food web is all the food chains that make up an ecosystem ...