Read. Complete the paragraph with fan, can't, could or couldn'tHighways ... be dangerous for both humans and wildlife. Highways go though wildlife habitat, so animals ... cross safely. when cars hit animals, people ... get hurt too. This is changing now in many countries. Before 2011, elephants ... safely cross a highway in Kenya. But now they ... because the government built a tunnel under the highway. On Christmas Island in Australia, cars killed around 500,000 red crabs every year. People thought of ways they ... helo the crabs. They built special bridges over the road. Now the crabs ... be harmed because they ... climb over the bridges to safety. In Holland, people knew they ... help their wildlife stay alive. So they worked to create over 600 animal crossings. Now wildlife and people ... travel where they need to go safely​