More from Food Following is a transcript of the video. Narrator: Cows produce the majority of the world's milk. But beyond cows, there are animals from all around the world that contribute to the ...

Farmers will produce, and retailers will sell, what shoppers demand. Seemingly small changes—like switching to a vegan diet, choosing only higher-welfare products, or consuming fewer animal-based ...

Most animal foods sold in supermarkets come from “factory farms ... The animals are also typically fed a diet lacking in iron and fiber to produce pale, tender flesh. Frog legs: Frogs are being eaten ...

However in factory farms, animals are fed grain that could ... with sustainable soil management, we could produce up to 58 per cent more food. Scientific analysis shows that organic farming ...

Mammals and birds require much more food and energy than do cold-blooded animals of the same weight. This is because in warm-blooded animals, the heat they lose is proportional to the surface area of ...

Plants make their own food with the help of sunlight, air and water. Animals and humans don't produce their own food, so they need to eat plants or other animals to get energy and survive.