Bird Feather Diagram

Use a hand lens to look at a contour feather and a down feather. Feathers contour and down from a poultry farm or wards biology catalog.

Pleasing Plumage A Guide To Types Markings Of Chicken

Make a scientific drawing of each.

Bird feather diagram. By originating from tracts rather than being randomly distributed feathers can smoothly overlap and conform to the natural contours of the body. The following simplified diagram of dinosaur relationships follows these results and shows the likely distribution of plumaceous downy and pennaceous vaned feathers among dinosaurs and prehistoric birds. Amazing birds student manual name.

They should not be gathered from the wild. Bird and feather features materials pictures of birds from magazines or provided in this packet. As feathers grow they mature into highly branched structures.

In most birds the body is divided into areas that contain feather tracts pterylae and areas that do not apteriaethe location and the number of tracts varies between species. Running the barbs through its bill reconnects the hooks like a zipper. Compare and contrast the birds using the venn diagrams below.

On the contour feather label the following. Bird features handout for each student. See diagram above if barbs separate and the vane splits the bird can repair it by preening.

For example the interlocking velcro like structure on many bird feathers creates the smooth flexible and resilient surface that supports flight and sheds water. Understanding feather anatomy at the microscopic level provides insight into how feathers function. The same wing feathers can be seen on perched birds though most of the structural wing parts that are useful for identification are hidden.

Name activity sheet 1. Feather diagram made. The diagram follows one presented by xu and guo 2009 modified with the findings of foth 2011.

All parts of birds are protected except game birds. A perched bird shows a very different and less helpful view of its wing than a bird in flight. Birds have six different feather types that vary in shape structure and function.

Bird Feather Identification