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Submitted by Smartypants1 on 9 March 2024
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Bell moved with his family to Canada when he was 23 years old. Here he continued his previous work on hearing and speech. His father was a renowned phonetician, and his mother had gradually become deaf through his teenage years. Both his parents had a strong impact on their son’s work. By 1871, however, Bell had moved away to Boston where he trained teachers of the deaf.

Submitted by Smartypants1 on 3 March 2024
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It's all about the Aardvark! This creature really knows how to use its nose, but it has some powerful claws, too! Chris and Martin watch an aardvark and its baby use their digging powers to build a house and hide from a hyena!