Throw a rock in New Mexico and you will most likely hit a prickly pear cactus. The plentiful and beautiful cacti, also known as nopales, produce a sweet and bright ruby fruit that sprouts from hearty, ...
Some adaptations of plants and animals are given. Specific examples include: how crabs have evolved to breathe above and below water, how octopi are able to camouflage themselves by changing colour, ...