| PILOTWHALES | Black, toothed marine mammals second only in size to the killer whale (5,6) |
| FINWHALE | Also called a razorback whale or common rorqual, this slender baleen whale is second in size to the blue whale. (3,5) |
| PILOT | --- whale, black, toothed whale occurring in all seas except Polar seas (5) |
| PORPOISES | Small, toothed, marine mammals (9) |
| NARWHAL | At sea warn prince, finding toothed marine mammal |
| SPERM | ____ whale, toothed marine predator named after the waxy substance found in its head (5) |
| OSPREY | Fish-eating hawk of similar size to the buzzard or red kite, Pandion haliaetus (6) |
| REDSTART | Bird in the chat family of similar size to the one described in 91 Across (8) |
| COMMANDEERS | Captures common deers, second only to top antelope (11) |
| SPROCKET | Vital component in moving the drive chain, can be changed in size to affect the gearing (8) |
| ORCA | The killer-whale, in recent years groups of the creatures have caused problems in the seas around Mallorca by ramming boats and sailing yachts in the area (4) |
| BEELZEBUB | In Paradise Lost, Milton places this 'Lord of the Flies' as second only to Satan in the unholy hiera |
| COYPU | A large aquatic rodent native to South America that is similar in size to a beaver (5) |
| TULSA | Oklahoma city second in size to Oklahoma City |
| PITTSBURGH | Pennsylvanian city, second in size to Philadelphia (10) |
| NEPTUNE | Planet with a storm or "Great Dark Spot" which is comparable in size to Earth and experiences wind speeds of up to 1,500 mph (7) |
| SOSMALL | Lacking in size to such an extent (2,5) |
| ORZO | A type of pasta similar in size to grains of rice (4) |
| JEROBOAM | Wine bottle equal in size to 4 or 6 standard bottles (8) |
| RIVIERE | Neckless of gems increasing in size to large centre stone (7) |
