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Lobsters live in all the oceans of the world. There are over 40 species of lobster; many of them have very similar body shapes and behaviors, with almost all lobsters inhabiting the sea floor and taking shelter in rocky crevices.…
Except for freshwater biomes in the polar regions of the Earth, most of these biomes generally experience moderate climates with significant rainfall, as they encompass areas that support large bodies of water like ponds, lakes, rivers and streams, as well…
Midrange determines the number that is halfway between the minimum and maximum numbers of a data set. It is a statistical tool that identifies a measure of center like median, mean or mode. How to Find Midrange Midrange is a…
Hands-on science projects are an excellent way to teach students about real-life science concepts such as seed germination. However, many plants and seeds can take months or years in order to see any visible growth. Many species of trees, for…
A circle is one of the most universal geometric shapes, but exploring the mathematical concepts of diameter and area can sometimes feel tricky. Whether you are measuring the size of a round rug you need to purchase or determining the…
Two of the most recognizable star patterns in the night sky are the belt of Orion and the Big Dipper. These two “asterisms” are in separate constellations. Asterisms An asterism is a grouping of stars or a number of stars…
Cottonmouths, also called water moccasins, are venomous snakes that are native to the southeastern United States. Their territory stretches from Texas to the Eastern Seaboard, and from the Florida Keys to the middle of Missouri. The cottonmouth snake, a poisonous…
Both male and female tigers exhibit a range of fascinating behaviors that are of great interest to biologists. Scientists who study captive tigers can easily determine a tiger’s gender by examining its reproductive organs. Scientists studying tigers in the wild…
The shimmering hues of a peacock’s feather have been a source of aesthetic and scientific admiration for thousands of years. Unlike most birds, peacocks do not derive their colors purely from pigments, but from a combination of pigments and photonic…
Birds lay eggs of different sizes, shapes and colors, but with a little detective work, you can work out which bird laid a particular egg. To identify white bird eggs, look at their markings, size and shape, and where the…
