Identification for animal diversity
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An identification key is a tool used to identify organisms by presenting a series of choices in a dichotomous format. The key contains couplets that present two contrasting choices, directing the user down different paths to ultimately identify an organism based on its observable characteristics and features.
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- 1. Identification key Identification key is a tool to use in identifying organisms. It contains lead and the two contrasting choices form couplet. 1. Have winggo to 2 Have no wing.go to 3 2. Have antennae.go to 4 Have no antennae..bird 3. Have leggo to 5 Have no leg.go to 6 4. Have cercus.go to 7 Have no cercus..go to 8 5. Have pedipalpgo to 9 Have no pedipalp.go to 10 6. Have fin Fish Have no fin.Snake 7. Wings cover body.Cockroach Wings do not cover body.go to 11 8. Have elytron..Dung Beetle Have no elytronMoth 9. Have sting..Scorpion Have no stingSpider 10. Have shellCrab Have no shell.go to 12
- 2. 11. Wings stick out from bodyDragon Fly Wings do not stick out from bodyBee 12. Have fur..go to 13 Have no fur.Frog 13. Have bushy tailSquirrel Have no bushy tail.Mouse