www.bbcnoun.com.ng 09/10 Lungs enable mammals to use atmospheric _____________. oxygen Pisces use ________________ for locomotion in water fins Sweat glands in the ______________ cool body on hot days. skin The organism that posseses a mantle and radula is _____________ snail A rigid exoskeleton is a characteristic of the phylum __________________ arthropda In birds,______________ provide a dry and extremely light covering for the body, as well as good insulating layer. feathers Webbed feet in amphibians facilitate _____________________-. swimming In reptiles, the use of lungs permits use of atmospheric air for ___________________ respiration In amphibians, the ____________ are protected from water-borne dirt by nictitating membranes. eyes In Pisces, their stream-lined shape with no neck minimizes friction during passage ___________. in water