Every animal and plant needs food to live, and they are all part of a food chain. A food chain shows how animals obtain their food. A food chain also shows the flow of energy, which starts off at the ...

A food chain shows how plants and animals get their energy. The arrow means 'is eaten by' and shows the movement of energy in the food chain. The initial source of energy for all food chains is the ...

For many urban dwellers, large animals like bears or tigers are only glimpsed during a visit to the local zoo. Or they’re viewed on the zoo’s live camera doing tame activities like sunning themselves ...