Vegatables and fruit but if u include insect the bugs and stuff
both as the ultimate source of food, and the source of oxygen.
Chemical energy made in food that the animals eat.
Where two animals interact
A parasite
As a source of food
buffalodeersmalll animals
water
water
for some animals and people it is not for all
Yes, some animals may eat marigolds, but they are not a preferred food source for most animals.
It was thier main source of food
Animals were an important source of food.