Related Clues:

• Give birth, as whales do
• Drop a little lower, keeping length in mind
• Of ice, to become a berg
• Have a little lamb, say
• Shed an iceberg
• Produce new animal and slice it up, say
• Give birth, in a barnyard
• Deliver new stock of local vegetables
• Break off, as a glacier chunk
• How cows give birth
• Ignore a ''Simpsons'' suggestion
• Give birth, as a cow
• What cows and icebergs do
• Shortening parts of legs to make bear a little lower
• Some local vendor to deliver new stock