Rahonavis was about 2 feet tall

Velociraptor belongs to the Dromaeosaur family which currently has over 20 different species. Achillobator Adasaurus Atrociraptor Austroraptor Bambiraptor Buitreraptor Cryptovolans Deinonychus Dromaeosauroides Dromaeosaurus Graciliraptor Hesperonychus Itemirus Luanchuanraptor Mahakala Microraptor Neuquenraptor Nuthetes Pyroraptor Rahonavis Saurornitholestes Shanag Sinornithosaurus Tsaagan Unenlagia Unquillosaurus Utahraptor Velociraptor

It would be impossible to list them all here. Commonly cited are the pterosaurs such as the following:

Pteranodon

Pterodactyl

Petinosaurus

Quetzalcoatlus

Rhamporphydon

Archaeopteryx

Avisaurus

Piksi

Confiucionornis

Haopterus

Microraptor

Rahonavis

The Pterosaur

Rhamphorhynchus

pteranodon and quetzalcoatlus can fly

But these technically were not dinosaurs.

However, paleontologists not classify birds as dinosaurs. There are 10,000 known species of bird alive today and even more that are extinct. It would be impossible to list them here.

Keratin is the "fibrous structural protein" that makes up human hair. Reptile scales are also made of keratin. Regarding hairs specifically, geckos have keratin hairs on their toes. These hairs along with certain Phospholipids enable them to stick to practically everything.