Resultado de búsqueda
Feathers is a full-stack web-framework for creating APIs and real-time applications with TypeScript or JavaScript. Feathers can interact with any backend technology, supports many databases out of the box and works with any frontend technology like React, VueJS, Angular, React Native, Android or iOS.
Feathers allow birds to fly, but they also help them show off, blend in, stay warm, and keep dry. Some feathers evolved as specialized airfoil airfoil winglike structure that produces lift and drag as it moves through the air for efficient flight.
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 an example of a complex evolutionary novelty.
An interactive tutorial from the Cornell Lab of Ornithology learn & teach about feathers & bird science. Diagrams, animations, videos & fun quizzes.
11 de ago. de 2009 · Feather Anatomy. The parts of a feather you can see with the unaided eye are the rachis, vane, afterfeather, barbs, downy barbs and the hollow shaft. There are also tiny parts called barbules and hooklets that help hold the barbs together and give the feather its shape.
Using our website, it is possible to identify feathers from hundreds of different species, compare similarities between them, work out gender or age-specific characteristics and look at the statistics of countless feather measurements.
22 de may. 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.
