Damselfishes are an extremely important group of coral reef fishes. Most are marine, but a few species inhabit the lower stretches of rivers in freshwater. Damselfish are usually brightly colored. Their diet includes small crustaceans, plankton, and algae. They should not be kept with Butterflyfish, Clownfish, Groupers, Lionfish. They are easy fish to keep and […]
Black Widow Spiders are notorious for their potent venom which is 15 times stronger than that of a rattlesnake. Contrary to popular belief, not all species of Black Widow females consume their mates after mating. Male Black Widows are much smaller than the females and their venom is much less harmful. The Black Widow usually […]
In an experiment using zebra finches which are native to Australia, scientists at the University of St. Andrews in Scotland discovered some interesting choices made by the birds. Zebra finch males are the ones that build the nests. Choosing 21 birds, the researchers wallpapered the walls of their enclosure with blue, pink or yellow pastel […]
