An electric fly killer is a device one plugs in and as the fly draws close it zaps them with a jolt of electricity. Other fly killers must all be used manually, whether it be with a fly swatter or fly killing spray.
machine
No, since a tan is the result of melanin in the skin exposed to ultraviolet rays.
There is no such thing as a dinosaur that flys. The difference between a pteradoctyl and a bird is: Birds have feathers and pteradoctyl's don't. The difference between a oviraptor and a bird is: Oviraptor have hands and birds have wings.
There is a distinct difference. I believe I can fly, and birds just fly. :) Just kidding. People fly with 200 ton contraptions of metal and fire, while birds fly with 2 limbs of feather, skin, bone, and muscle. See the difference?
There are many differences, but one obvious difference is that eagles can fly, while ostriches can't fly at all.
Wings.
Cluster flies are slightly larger than the common house fly. The main difference is in the sucking parts used in the mouth.
one difference is that a penguin is a flightless bird and a puffin can fly.
Airplanes can not fly straight up and down or hover.
Birds fly, fish swim
The difference is that a bee can sting but a dragonfly and a moth can't.
The adult mosquito can fly while the young of the mosquito cannot fly.