ew animals evoke such strong feelings of fear and awe as the tiger. For centuries its behavior has inspired legends, and the occasional inclusion of man in its diet has intensified the mystique. Tigers are the largest living felids. Siberian tigers are the largest and...
Natural Selection The Nazis were obsessed with Darwinian notions of natural selection and survival of the fittest. Aggressive competition was woven into the very fabric of the Nazi state including tank design and production. The Tiger tank was born from a competition...
The most critical designs on the world’s best hummingbird feeder will involve the human element. Unlike birdseed feeders, nectar feeders must be completely cleaned at a minimum of once per week. Hummingbirds are attracted to fresh liquid, nectar that most...
Nearly 70% of the earth’s surface is covered in water. Of the 9,500 species of birds living today, only 3% are seabirds (Lynch, 1997). For centuries, researchers have studied one of the most amazing species of birds, the penguin. Penguins have captivated...
Penguins are flightless birds of the order Sphenisciformes, family Spheniscidae commonly found in the southern hemisphere. There are seventeen known species of penguins in the world, all of which are found in the southern hemisphere. Although the popular notion is...
