It is estimated that 200,000 to 300,000 species of invertebrates — like bees, beetles, butterflies, moths and mosquitoes — serve as pollinators worldwide. Around 2,000 mammals, birds, reptiles and ...
Some flowers may have evolved long stems to make it easier for echolocating bats to find them. Like insects and hummingbirds, bats that feed on nectar are important pollinators for hundreds of species ...
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