Prev

mucus


a thick, slimy substance produced by an animal’s body

Mucus covers the inside surface of a person’s nose and throat.

mucus

adaptation


a feature that helps an animal survive

A chameleon’s sticky tongue is an adaptation that helps it catch an insect meal.

  adaptation

microscopic


something that can be seen only when magnified

A gekco’s foot has microscopic hairs that allow it to walk up walls.

microscopic

fibers


structures resembling threads

Spiders make webs from thin silk fibers.

fibers
Next
Problem loading video..
 
 
 
May 2017
Apr 2017
Mar 2017
Feb 2017
Jan 2017
Nov 2016
Oct 2016
Sep 2016
May 2016
Apr 2016
Mar 2016
Feb 2016
Jan 2016
Nov 2015
Oct 2015
Sep 2015
Apr 2015
Mar 2015
Feb 2015
Jan 2015
Dec 2014
Nov 2014
Oct 2014
Sep 2014
Apr 2014
Mar 2014
Feb 2014
Jan 2014
Dec 2013
Nov 2013
Oct 2013
Sep 2013