GCSE Biology 3rd edition
IGCSE Biology 3rd edition Advanced biology

Insect Wing Movements

Next Drawing >
Insect Wing Movements

The wings generate 'lift'. On the downbeat they are held more or less horizontally for maximum effect on the air. On the upbeat they rotate to a vertical angle which offers little air resistance. The downbeat therefore generates 'lift'. 1 and 2 = downbeat 4 and 5 = upbeat

© Copyright D G Mackean

< Back to Insect Structure and Function
Search this site
Search the web
Biology Bookshop

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