As nocturnal hunters, their hearing is as good as their vision, and they are the only primate to communicate in ultrasound. (newscientist.com)
Servals are solitary nocturnal hunters; they primarily prey on rodents but are also known to eat birds, reptiles, fish, and frogs. (discovermagazine.com)
Bright LED lighting may leave moths unprepared for ambushes from nocturnal hunters. (sciencenews.org)