Hybrid (biology) are the mule, a cross between a female horse and a male donkey, and the hinny, a cross between a female donkey and a male horse. Pairs of complementary types like the mule and hinny are called reciprocal hybrids. Among many other mammal crosses are hybrid camels, crosses between a bactrian camel and a dromedary. The first known instance of hybrid speciation in marine mammals was discovered in 2014. The clymene dolphin ("Stenella clymene") is a hybrid of two Atlantic species, the spinner and striped dolphins. Cagebird breeders sometimes breed bird hybrids known as mules between species of finch, such
What A Summer What A Summer What A Summer (foal in 1973) was an American Thoroughbred Champion racehorse who defeated both male and female competitors. She was bred in Maryland by Milton Polinger. She was a gray out of the mare Summer Classic who was sired by Summer Tan. Her sire was What Luck, a multiple stakes winning son of U.S. Racing Hall of Fame inductee Bold Ruler. What A Summer is probably best remembered for her win in the Grade II $65,000 Black-Eyed Susan Stakes over stakes winners Dearly Precious and Artfully on May 14, 1976. What A Summer was trained very