carfu experimental gismu

x₁ is a (true) shrew (sorichomorph eutherian mammals) of subtaxon/type/genus/species/variety/breed x₂

Does not include elephant shrews, rabbits/pikas, or any rodents (such as rats and mice). See also: sengi, ratcu, smacu, ractu, sorkide.

lensisku

In notes:

sengi: x₁ is an elephant shrew/jumping shrew/sengi (member of Afrotherian mammal order: Macroscelidea) of subtaxon/type/genus/species/variety/breed x₂