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The modern image of the leprechaun sitting on a toadstool, having a red beard and green hat, etc. is a more modern invention, or borrowed from other strands of European folklore. [39] The most likely explanation for the modern day Leprechaun appearance is that green is a traditional national Irish color dating back as far as 1642. [40]
In science and philosophy, an ad hoc hypothesis is a hypothesis added to a theory in order to save it from being falsified.. For example, a person that wants to believe in leprechauns can avoid ever being proven wrong by using ad hoc hypotheses (e.g., by adding "they are invisible", then "their motives are complex", and so on).
Quizlet was founded in 2005 by Andrew Sutherland as a studying tool to aid in memorization for his French class, which he claimed to have "aced". [6] [7] [8] ...
A duende, according to the Chamorro-English Dictionary by Donald Topping, Pedro Ogo and Bernadita Dungca, is a goblin, elf, ghost or spook in the form of a dwarf, a mischievous spirit which hides or takes small children. Some believe the Duende to be helpful or shy creatures, while others believe them to be mischievous and eat misbehaving children.
Also called functionalism. The Darwinian view that many or most physiological and behavioral traits of organisms are adaptations that have evolved for specific functions or for specific reasons (as opposed to being byproducts of the evolution of other traits, consequences of biological constraints, or the result of random variation). adaptive radiation The simultaneous or near-simultaneous ...
Evolutionary biology is the subfield of biology that studies the evolutionary processes (natural selection, common descent, speciation) that produced the diversity of life on Earth. It is also defined as the study of the history of life forms on Earth.
A clade is by definition monophyletic, meaning that it contains one ancestor which can be an organism, a population, or a species and all its descendants. [ note 1 ] [ 10 ] [ 11 ] The ancestor can be known or unknown; any and all members of a clade can be extant or extinct.
The term "homology" was first used in biology by the anatomist Richard Owen in 1843 when studying the similarities of vertebrate fins and limbs, defining it as the "same organ in different animals under every variety of form and function", [6] and contrasting it with the matching term "analogy" which he used to describe different structures ...