How does the introduction of invasive species, such as the brown tree snake, upset the stability of an ecosystem? (Site 2).

Which of these is least likely to be an adaption? a. a mouse digs a hole to hide from predators. b. a snake bites its prey to deliver it deadly venom. c. a jackrabbit has large ears that it release body heat. d. a parrot learns to say its owner's name.

Sink holes may eventually for to join a. wide valleys b. zone of aeration c. dripstones d. aquifer

The plants growing on scotlands highland moors are a)mixed forestb)grasses and low shrubsc)evergreen treesd)palm trees and ferns