Roars of black howler monkeys (Alouatta caraya)
Risk factors and escape strategy in the grasshopper Dissosteira carolina
Migratory behaviour of captive white-crowned sparrows, Zonotrichia leucophrys gambelii, differs during autumn and spring migration
Extra-pair copulations in common murres I
Individual leadership and boldness in shoals of golden shiners (Notemigonus crysoleucas)
Use of chemical cues during shell fights in the hermit crab Pagurus bernhardus