Why do we have different blood groups, such as A, B, O and rhesus positive or negative? Do animals have blood groups? If so, are they the same as humans, or do they have their own? We find out in this Question of the Week. Plus, we ask why songs sound better the more you hear them... Like this podcast? Please help us by <a href="https://www.thenakedscientists.com/donate">supporting the Naked Scientists</a>

Why do we have different blood groups, such as A, B, O and rhesus positive or negative? Do animals have blood groups? If so, are they the same as humans, or do they have their own? We find out in this Question of the Week. Plus, we ask why songs sound better the more you hear them... Like this podcast? Please help us by supporting the Naked Scientists

Why do we have different blood groups, such as A, B, O and rhesus positive or negative? Do animals have blood groups? If so, are they the same as humans, or do they have their own? We find out in this Question of the Week. Plus, we ask why songs sound better the more you hear them... Like this podcast? Please help us by <a href="https://www.thenakedscientists.com/donate" rel="noopener noreferrer">supporting the Naked Scientists</a>

Do Animals have Blood Groups?

Each week we set out to solve one of the world's weirdest, wackiest, funniest and funkiest scientific puzzles. And along with the answer there's a brand new question to think about for next time...

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Do Animals have Blood Groups?

Do Animals have Blood Groups?

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