Bárbol:
Balaena primigenia (28-9-18 Royal Belgian Institute of Natural Sciences)
Bárbol:
Balaenula balaenopsis 1 (28-9-18 Royal Belgian Institute of Natural Sciences)
Bárbol:
Balaenula balaenopsis 2 (28-9-18 Royal Belgian Institute of Natural Sciences)
Bárbol:
Eubalaena glacialis 1 (23-7-19 New England aquarium)
Bárbol:
Eubalaena glacialis 2 (23-7-19 New England aquarium)