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..
Swans usually mate for life, though divorce does sometimes occur, particularly following nesting failure, and if a mate dies, the remaining swan will take up with another. The number of eggs in each clutch ranges from three to eight.he largest species, including the mute swan, trumpeter swan, and whooper swan, can reach a length of over 1.5 m (59 in) and weigh over 15 kg (33 lb). Their wingspans can be almost 3 m (9.8 ft). Compared to the closely related geese, they are much larger and have proportionally larger feet and necks.