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)
Like that Hamsa separates the good things from the bad things, Water birds separate good water from the bad water. It has got a sieve like structure (lamellae) in its mouth which separates water from mud. Probably this is what lead to the belief that Swans can separate milk from water and drink only milk.
A regular schedule of feeding helps. Crows seem to most actively feed early in the morning and then again in the afternoon, with a kind of casual foraging in between. The other thing to note is that crows love water. They need to drink a lot and they love dunking food in shallow water and bathing in it in good weather.