finger like projections

Trunk cross section showing muscle bundles, set within the head of the African Elephant head Loxodonta africana.  (See also “Adrican elephant head” for the accompanying illustration) Illustration from “30 Animals that made us smarter” by Patrick Ayree (BBC Books)

African elephant head with trunk raised.  (See also “Trunk cross section with African Elephant” for the accompanying illustration.) Illustration from “30 Animals that made us smarter” by Patrick Ayree (BBC Books).

Amoeba cut to white idealised schematic illustration in blue with organelles clearly depicted