Conspicuous colouring that warns a predator that an animal is unpalatable or poisonous.
- ‘Pyrazines are extremely volatile compounds and occur alongside warning coloration in insects from widely differing taxonomic groups.’
- ‘All salamandrids have toxic skin secretions (some produce tetrodotoxins), and many have bright warning coloration that is used in defensive displays.’
- ‘Aposematic coloration (conspicuous advertisement of a prey's unpleasant qualities) or warning coloration is found in a wide array of animals.’
We take a look at several popular, though confusing, punctuation marks.