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beetles [2021/06/29 04:27]
aga
beetles [2021/08/04 05:03]
aga
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 ==== The largest of all orders ==== ==== The largest of all orders ====
-Beetles are a group of insects that form the order Coleoptera which is the largest of all orders with about 400,000 species. It includes almost 40% of described insects and 25% of all known animal life-forms. [([[https://en.wikipedia.org/wiki/Beetle]])]+Beetles are a group of insects that form the order Coleoptera which is the largest of all orders with about 400,000 species. It includes almost 40% of described insects and 25% of all known animal life-forms. [([[https://entomology.unl.edu/order-coleoptera-beetles|Entomology]])]
  
 ==== Origin of a name ==== ==== Origin of a name ====
-The English name beetle derivates from the Old English word bitela, meaning little biter, which is related to bītan (to bite), and finally leads to the Middle English betylle. [([[https://entomology.unl.edu/order-coleoptera-beetles|Entomology]])]+The English name beetle derivates from the Old English word bitela, meaning little biter, which is related to bītan (to bite), and finally leads to the Middle English betylle. [([[https://www.etymonline.com/word/beetle|Etymonline]])]
  
 ==== 100 families of beetles ==== ==== 100 families of beetles ====
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 Cantharid (Latin: Lytta vesicatoria) is a beetle in the oleic family known by the misleading name "Spanish fly". It feeds mainly on ash trees. For self-defense, the insect produces a highly irritating substance called cantharidin, which has been used as an aphrodisiac since ancient times. [([[https://www.britannica.com/science/poison-biochemistry/Animal-poisons-zootoxins|Britannica]])] Cantharid (Latin: Lytta vesicatoria) is a beetle in the oleic family known by the misleading name "Spanish fly". It feeds mainly on ash trees. For self-defense, the insect produces a highly irritating substance called cantharidin, which has been used as an aphrodisiac since ancient times. [([[https://www.britannica.com/science/poison-biochemistry/Animal-poisons-zootoxins|Britannica]])]
  
 +{{tag>nature biology fauna}}
beetles.txt · Last modified: 2023/01/23 04:05 by aga