Molecular phylogeny, ecology and multispecies aggregation behaviour of bombardier beetles in Arizona
Fig 2
Dorsal habitus of five Brachinus species.
Dorsal habitus of five of the eight species of Brachinus that form multispecies aggregations in southeastern Arizona. (a) B. elongatulus, (b) B. hirsutus, (c) B. mexicanus, (d) B. phaerocerus, (e) B. favicollis. Scale bar = 1 cm.