probably because they know the answer to "what came first?"
it is a food source for an animal that is a food source for humans
Chickens are extremely useful. Chickens, and their eggs, are an important food source for people.
The food part i guess
pretty important because it is their main food source, but you can also feed them different foods if you have ran out
Chickens are primary consumers that mainly feed on feed grains, seeds, insects, and small invertebrates. They are preyed upon by predators such as foxes, hawks, and raccoons. Chickens also play a role in the food chain by providing a food source for humans and potentially some scavengers.
Chickens are a popular food source and are heavily bred to keep the chicken food source available in stores.
Red algae is a source of food and food additives for humans.
Mammoths were important because they provided a lot of food for early humans. They were also a great source of furs.
Its very likely. Chickens and their eggs are one of, if not the most commmon food source on the planet.
For what? This is a poor question. Moss is not an important food source for a lion. Moss might be an important food source for snails.
Foxes really are not a food source for humans.
Red algae are a source of food and food additives for humans.