Yes they can and they catch them frequently in the U.K.
No
Swallows eat mainly flying insects, including mosquitoes and other harmful species
Swallows eat large quantities of insects.
Sparrows and Swallows eat horse flies
Swallows eat insects. They catch them as they fly.
slugs eat lettuces thrushes eat slugs sparrowhawks eat thrushes rabbits eat lettuces foxes eat rabbits sparrowhawks eat rabbits rabbits eat grass
it takes food chews it then swallows it
it swallows it idiot!
Swallows it whole:)
A rattlesnake swallows it's prey whole
It catches its food then it tears its food apart AND THEN IT SWALLOWS
A sparrowhawks nest.