2021
Resultado de búsqueda
Learn everything you need to know about feathers, the unique structures that make birds fly, show off, and stay warm. Explore feather types, microstructure, diversity, and how they evolved from dinosaur ancestors.
Feathers are epidermal growths that form a distinctive outer covering, or plumage, on both avian (bird) and some non-avian dinosaurs and other archosaurs. They are the most complex integumentary structures found in vertebrates and a premier example of a complex evolutionary novelty.
11 de ago. de 2009 · Feathers are needed for flying, but they also have many other uses by birds. Find out how birds use their feathers in different ways, what types of feathers they have, and how they are made of keratin. See examples of feathers and learn about their anatomy, color, and iridescence.
An interactive tutorial from the Cornell Lab of Ornithology learn & teach about feathers & bird science. Diagrams, animations, videos & fun quizzes. Section 1: What Is Unique to Birds?
Feathers can teach us so much about birds and how they live. They bring people closer to the natural world – and therefore play an important role in its preservation. Featherbase is a working group of German feather scientists and other collectors worldwide who came together with their personal collections and created the biggest and most comprehensive online feather library in the world.
16 de abr. de 2024 · feather, the component structure of the outer covering and flight surfaces of all modern birds. Unique to birds, feathers apparently evolved from the scales of birds’ reptilian ancestors. The many different types of feathers are variously specialized for insulation, flight, formation of body contours, display, and sensory reception.
An interactive tutorial from the Cornell Lab of Ornithology learn & teach about feathers & bird science. Diagrams, animations, videos & fun quizzes. Section 1: What Is Unique to Birds?
