Sonic the Hedgehog, Miles Tails Prower, Knuckles the Echidna, Metal Sonic, Shadow the Hedgehog, Blaze the Cat, and Silver the Hedgehog, are the characters that are known to be able to perform super transformations.

For instance, in colon cancer hedgehog signalling appears to antagonise Wnt.

It is the result of abnormal activity by the protein SHH (sonic hedgehog).

A Malaysian blogger of The Cat, The Rabbit The Hedgehog shares the Uzbek Lamb Plov Pilaf.

The Hedgehog and the Fox An Essay on Tolstoy's View of History , Weidenfeld Nicolson, London, 1953.

A mutation in the SMO gene, which is also on the hedgehog pathway, also causes basal cell carcinoma.

The cause of the syndrome is a mutation in the PTCH1 tumor suppressor gene at chromosome 9q22.3, which inhibits the hedgehog signaling pathway.

It is based upon the observation that REM sleep in several mammals (the rat, the hedgehog, the rabbit, and the rhesus monkey) is followed by a brief awakening.