5. Alligators did not evolve from amphibians.
The pond teemed with all manner of
amphibious animals.
Amphibians feature prominently in
ancient legends.
13. The researchers concludes that carnivores
should not be kept in captivity.
A herbivore and a carnivore may share the same
habitat but their feeding patterns keep them
separate.
Lions are the great carnivores of the African
savannah.
21. The stomach of a herbivore has several
chambers.
The teeth of herbivores are quite
different to those of carnivores.
Elephants are herbivorous animals.
29. It was a tree-dwelling omnivore that
resembled a cat.
These teeth replace those of herbivores
and omnivores.
Human beings are an example of an
omnivorous creature.
33. The mites were in turn eaten by other
arachnid predators.
Farmers are using natural predators to
protect their crops.
The predatory behaviour of foxes is
extremely sophisticated.
44. He tested positive for intestinal parasites.
The infection is caused by a tiny parasite
which can affect humans and pets.
Global warming may cause the spread of
tropical parasitic diseases.
