Medium-sized greyish-black whale of the northern Pacific.

synonyms: Eschrichtius gibbosus, Eschrichtius robustus, gray whale, grey whale.

Polish: pływacz szary, wal szary

Bottom-living cephalopod having a soft oval body with eight long tentacles.

synonym: octopus.

Dutch: octopus, kraak
Polish: ośmiornica

Extremely large pelagic tropical ray that feeds on plankton and small fishes; usually harmless but its size make it dangerous if harpooned.

synonyms: manta, manta ray.

Polish: manta, diabeł morski