Discover published sets by community

Transitional fossil between dinosaurs and birds, first known bird.

Small dinosaur with feathered wings on arms and legs, glide capability.

First vertebrates to evolve true powered flight.

Primitive bird with a beak and a toothless skull.

Possible ability to fly or be an adept climber due to its anatomy.

Earliest known bat, fully capable of powered flight.

Large pterosaur with a crest on its head and toothless beak.

One of the largest known flying animals ever, a giant pterosaur.

One of the largest flying birds, adapted for soaring.

Small feathered dinosaur, likely capable of powered flight or gliding.

Gliding reptile with membrane wings supported by hind limbs.

Feathered dromaeosaurid dinosaur, could suggest gliding or limited flight.

Pterosaur with an extravagant crest and adaptations for flight.

Giant seabird with bony projections on beak and wings adapted for dynamic soaring.