GCSE Biology 3rd edition

Bird Flight, Wing Downstroke

Next Drawing >
Bird Flight, Wing Downstroke
Bird Flight, Wing Downstroke
Flapping flight. Wing down stroke. Wing pulled down. Air resistance gives uplift.

© Copyright D G Mackean
< Back to Birds. Structure and Function
Search this site
Search the web


Biology Bookshop

© Copyright 2004 - 2017 D G Mackean & Ian Mackean. All rights reserved.