Slang definitions & phrases for joy-stick Expand. noun. 1  The control lever of an airplane (1910+) 2  The steering wheel of a car, esp a hot rod (1950s+ Hot rodders) 3  The control lever for a computer or video game (1967+)  An opium pipe (1940s+ Narcotics)
Swans will not over-eat, but they can become dependent on a few repeat sources of the same food. Carina Norris, a nutritionist, said: It seems swans have a diet high in vitamins from tadpoles and insects and these same vitamins won't be present in white bread in the same quantity. Anything with seeds in, such as wholemeal bread, would be better..
Both parents participate in nest building which lasts 2 to 5 weeks. The female will perform most of the egg incubation until the young hatch. Unlike most birds, trumpeter swans do not cover the eggs with their stomachs, but instead use their feet to keep the eggs warm.