Frogmouths are related to the Nightjars and are sturdy, nocturnal birds characterised by their extremely large gape. The Australian species, like this Tawny Frogmouth, follow are carnivorous diet, eating invertebrates, small mammals, frogs and even other birds. During the day, he stands motionless in a tree and pretends to be a branch. He is so good at this, that despite the fact that he will happily reside in the urban environment, he is not frequently seen. He forms a long-term monogamous bond, holding the same territory for a decade or more. The pair will roost together, maintaining close physical bonds and grooming one another.