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How did early insects use their wings at first?
They used wings to jump and then glide or sail through the air.
How heavy was Quetzalcoatlus according to the text?
200 kg (440 lbs)
Name one reptile-like feature of Archaeopteryx
It had teeth / fingers with sharp claws / a tail with bones (any one is fine).
Where did the ancestors of bats probably live?
In trees.
Why are bats unique among mammals?
Bats are the only mammals that have evolved to fly.
Insects were the first animals to develop wings. (TRUE or FALSE)
TRUE
Pterosaurs could not fly at all — they only walked. (TRUE or FALSE)
FALSE. Correction: Pterosaurs could glide and flap their wings; they could even soar high in the sky.
Archaeopteryx shared features with reptiles. (TRUE or FALSE)
TRUE
Birds first appeared 229 million years ago. (TRUE or FALSE)
FALSE. Correction: Archaeopteryx lived about 150 million years ago (not 229 million).
Bats are the only mammals that have evolved to fly. (TRUE or FALSE)
TRUE
According to the text, insects first developed wings about:
55 million years ago
150 million years ago
350 million years ago
The Quetzalcoatlus was:
a kind of bat
a small bird
the largest flying animal at its time
Archaeopteryx is important because:
it was the first mammal to fly
it lived 55 million years ago
it had feathers and some reptile features
Bats developed the ability to fly by:
evolving wings that could flap and power flight
being as heavy as Quetzalcoatlus
having beaks instead of teeth
Which sentence is true about pterosaurs in the text?
They were dinosaurs.
They had feathers like birds.
They could soar high using the wind.
Later birds improved flight by developing:
beaks and lighter bones
heavier bones
claws
