

Wind turbines warn birds about deadly collisions.
Lions, meanwhile, are often shot to protect farm animals, and ensure smallholders have food on their plates. In the last 20 years, however, the lion population in Africa has reduced by half.
Now a resourceful Maasai founder and his startup are looking to arrest this decline through a solar electricity-powered light system.
It can be easily installed on fences. Inexpensive to run, it imitates the flickering of a flashlight.
Lions, taking it for a hunter’s torch, give the device a wide berth, enabling them to coexist peacefully with farm animals.
New software can protect elephants from poachers, while exotic animals could be spared an afterlife as bracelets.