NATO Phonetic Alphabet One motivation for changing the ... This led to the development of the International Radiotelephony Spelling Alphabet also known as the NATO or International Civil ...

Now that they have the sperm whale phonetic alphabet, researchers can proceed ... Categorized as “vulnerable” by the International Union for Conservation of Nature, sperm whales are still ...

The researchers dubbed their catalog of sound combinations a “phonetic alphabet” for sperm whales, comparing variations in the whales’ click sequences to the production of different phonetic ...