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The Science-Backed Reasons Why Saving Endangered Species Is Important They are the sources of medicines, from antibiotics to anti-cancer agents. They are the first signal of serious environmental issues. They help keep crops (and by proxy, humans) healthy. They boost the economy. Why is it important to protect animals? WHYRead More →

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Relative abundance refers to the total number of individuals of one taxon compared with the total number of individuals of all other taxa in an area, volume, or community. Millennium Ecosystem Assessment 2005 1. Temperate forests can have a high abundance of fungi (order: Agaricales). What does over abundance speciesRead More →

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Making use of the concept depends on observing the mating behavior and interbreeding patterns of animals in their natural environments, which is not possible with fossils of organisms that lived in the past. When would we use the morphological species concept? The morphological species concept is applicable particularly to situationsRead More →

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All extant species of honeybees are indigenous to Eurasia, although a fossil proves that at least one honeybee species (now extinct) lived in North America 14 million years ago. The honeybees we know and love in the United States (Apis mellifera) are an introduced species. Where did honey bees originallyRead More →

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Reproduction In Animals Reproduction is essential for the continuation of species. Reproduction is a characteristic of all living systems because no individual organism lives forever. What are the 3 types of reproduction? Types of Reproduction Asexual Reproduction. Sexual Reproduction. What refers to a process where it involves two organisms? SexualRead More →

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By 1975, there were only 324 known nesting pairs of American peregrine falcons in the U.S. . Scientists investigating the peregrine’s decline, found unusually high concentrations of the pesticide DDT and its breakdown product DDE in peregrine falcons and other birds of prey . Why is the peregrine falcon endangeredRead More →

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Ancient humans: What we know and still don’t know about them Homo habilis (“handy” man) Homo erectus (“upright man”) Homo neanderthalensis (the Neanderthal) The Denisovans. Homo floresiensis (the “hobbit”) Homo naledi (“star man”) Homo sapiens (“wise man”, or “modern humans”) What are the 8 species of humans? Apart from ourRead More →

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You can easily spot the difference between the two because shamrocks have three leaves (or leaflets, technically) while four-leaf clovers have, obviously, four leaflets. It takes a rare genetic mutation to get that extra leaf which is why it’s so difficult to find a four-leaf clover. How do you identifyRead More →

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Through federal action and by encouraging the establishment of state programs, the 1973 Endangered Species Act provided for the conservation of ecosystems upon which threatened and endangered species of fish, wildlife, and plants depend. What is the current status of the Endangered Species Act? In the four decades since theRead More →

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Attacks on the ESA The Endangered Species Act has often generated controversy because its enforcement requires changes in our land use. But in recent years, opponents have moved from challenging specific listing decisions or recovery measures to attacking the core of the law—its reliance on science. What did the EndangeredRead More →