A cross-section of a cap fungus Illustration Play

Adaptation of organisms to osmosis Slideshow Play

Adaptations of fish to life in water Slideshow Play

Adaptations of fish to life in water Student activity Play

Amphibians Student activity Play

Animals: vertebrates Student activity Play

Annelids Student activity Play

Arthropods Student activity Play

Characteristic features of arthropods Whiteboard exercise Play

Characteristics of amphibians Whiteboard exercise Play

Characteristics of cartilaginous fish Slideshow Play

Characteristics of vertebrates Student activity Play

Circulation in the gills of bony fish Slideshow Play

Club fungi (division Basidiomycota) Student activity Play

Development of amphibians Slideshow Play

Echinoderms Student activity Play

External gills Slideshow Play

Fish – jawless; cartilaginous and bony Student activity Play

Gas exchange Whiteboard exercise Play

Gas exchange Student activity Play

Gas exchange in the gills of bony fish Whiteboard exercise Play

Gas exchange in the gills of bony fish Student activity Play

Gills Slideshow Play

Internal gills Slideshow Play

Internal structure of vertebrates Slideshow Play