Please answer the following question: Fact 1: Some birds are pollinators that co-evolved with plants. Fact 2: Hummingbirds are an important groups of bird pollinators. Given the two facts above, answer the question "what co-evolved with plants?" with the following options: - gravity - peachleaf willow - Chemical energy - Organic compounds - hummingbirds - h2o - density - animals
Answer:
hummingbirds