A moose, a deer and a fox walk into a tunnel. It might sound like the setup for a joke, but it's actually a scene that wildlife ecologist Patricia Cramer captured while studying how animals use wildlife crossings.
'Cramer said many crossings require an extensive system of fences to guide animals to the bridge or tunnel and away from the highway, and she and other researchers are discovering more about which designs work best.As people are learning more about the crossings, she said, there are examples of animals learning as well, sometimes taking lessons from other species.'Mule deer are the trainer animals,' Cramer explained.
لقد قمنا بتلخيص هذا الخبر حتى تتمكن من قراءته بسرعة. إذا كنت مهتمًا بالأخبار، يمكنك قراءة النص الكامل هنا. اقرأ أكثر: