What adaptations do vertebrates have to feed on nectar short answer?

Vertebrates that eat nectar include hummingbirds and some bats. Hummingbirds have an ability to hover at a flower, and a long tong that they can stick deep into the flower to lap up nectar. Bats that drink nectar at night seek flowers by their smell. Then they hover at the flowers, and use their tongues to lick up nectar.