Kroužkovci

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palolo zelený

palolo zelený

nereidka hnědá

Nereis: The large, strap-shaped upper ligule in the posterior notopodia is very helpful in identifying this species.

pijavka lékařská

This is the first story in a four-part, weekly series on taxonomy and speciation. It’s meant to help you as you participate in Armchair Taxonomist — a challenge from the Encyclopedia of…

žížala obecná

žížala obecná

chobotnatka rybí

chobotnatka rybí

chobotnatka rybí

This is the first story in a four-part, weekly series on taxonomy and speciation. It’s meant to help you as you participate in Armchair Taxonomist — a challenge from the Encyclopedia of…

pijavka koňská

pijavka koňská

afroditka plstnatá

afroditka plstnatá

afroditka plstnatá

afroditka plstnatá

jak se rozmnožují žížaly

All living things share life processes such as growth and reproduction. Most scientists use seven life processes or characteristics to determine whether something is living or non-living. So why do we classify earthworms as living?


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