1. Masked or pale-faced chimpanzees of western Africa; distantly related to the eastern and central chimpanzees; possibly a distinct species
   - western chimpanzee

Type of: chimp, chimpanzee, Pan troglodytes

• yellow bean
• yellow bedstraw
• yellow bells
• yellow berry
• yellow bile
• yellow birch
• yellow bone marrow
• yellow bristlegrass
• yellow bugle
• yellow bunting
• yellow card
• yellow cattley guava
• yellow cedar
• yellow chamomile
• yellow chestnut oak
• yellow cleavers
• yellow clintonia
• yellow colicroot
• yellow cypress
• Yellow Delicious
• yellow dock
• yellow dwarf
• yellow dwarf of potato
• yellow fever
• yellow flag