Minke whale each side of their mouths. Most of the length of the back, including dorsal fin and blowholes, appears at once when the whale surfaces to breathe. Minke whales typically live for 30–50 years; in some cases they may live for up to 60 years. Minke whales have a digestive system composed of four compartments with a high density of anaerobic bacteria throughout. The presence of the bacteria suggests minke whales rely on microbial digestion to extract nutrients provided by their food. As with most Mysticetes, the auditory system for the minke whale is not well understood. However, magnetic resonance imaging
Creature Catalogue recommend it. Brinsley felt that organizing the book in sections by type of creature rather than just alphabetically like "AD&D"<nowiki>'</nowiki>s "Monster Manual"s "should certainly make life easier for those DMs who design their own adventures, and know what sort of monster they want, rather than by name". He also felt that the comprehensive references to all the monsters appearing in the "D&D" boxed sets would solve the problem of having to remember in which set a particular monster appears. He concluded the review by stating, "basically, this book contains all you could ever wish to know about monsters in the