Vol.28, No.2 MARCH 2022

<NOTE>
Indirect evidence of tool-assisted hunting in the Bantan chimpanzee (Pan troglodytes verus) community in southeastern Senegal savanna-woodlands
Kristine N. Micheletti, William D. Aguado, Papa Ibnou Ndiaye, Jill D. Pruetz

<NOTE>
First observation of fellatio by a wild non-estrus adult female chimpanzee on an adult male, and subsequent meat sharing in Mahale
Kenichiro Hikida

<Letter>
MWCS under COVID-19 crisis
Kazuhiko Hosaka

<Book Info>
Chasing after Chimpanzees: The Making of a Primatologist