Thinking about a giant land crab may bring to mind a delicious meal of crustacean meat to eat for seafood lovers. This is because giant land crab carapaces can measure in at six inches from the top portion to the…
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Crabapples are a type of woody fruiting tree belonging to the genera Malus which also includes both ornamental and edible types of apples. The difference between a crabapple and an edible, domestic apple is the size of the fruit. An…
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Evolution describes change over time. This could be the radical change seen between a single and multi-cellular organism to something as subtle as a change in the shape of a beak or the color of some plumage. Natural selection is…
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There are several kinds of nonvenomous and venomous spiders that can be found in Indiana. Identifying them properly will require careful observation, and is extremely important when running across one either in nature or within your home. Written descriptions of…
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The most common pathogenic bacteria can vary by community or population, or if considering a particular type of infection. The most common strains also vary by time period based on new or effective treatments and preventative measures. In today’s world,…
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People often wonder at the differences between animals and plants. Just how do you define what a plant is as opposed to a fungus or an animal? Well, there are three kingdoms of life, animals, plants and fungi and in each…
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Plankton are broadly divided into 2 groups: zooplankton and phytoplankton. Both groups of plankton are defined by their ecological niche at the bottom of the food chain rather than by size or taxonomy. Where plankton are divided into trophic troups,…
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Both natural and artificial selection produce changes in living organisms over time. However, the selective force of natural selection is the environment, while the agent of change in artificial selection arises from human whim. Here’s more on these two evolutionary…
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There are millions of wild flowers that carpet the woods of England. Some people consider many of them to be weeds, but they are actually not. Some common wild flowers that grow in England include Lesser Spearwort, Lesser Celandine, Gorse,…
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Biologists have long used the eyes as one of their benchmark classifications between vertebrates and invertebrates. More specifically, they have looked at the photoreceptors utilized by each species to help classify it; the two major photoreceptors being rhabdomeric and ciliary. …
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