Biopedia8 Loka 2023

67- Mythological Hybrids and Chromosome Count

A throwaway comment on Big Bang Theory got me thinking- could hybrid animals such as the griffin and the hippogriff be possible from a biological viewpoint? Using these two examples, we will explore the chromosome number of hybrid animals and see what it means for our mythical friends...

Sources for this episode:

Ewart, J. C. (1910), Are Mules Fertile? Nature 2143(85): 106.
Geldenhuys, M. E. (1989), Die kariotipering van di lieu (Panthera leo). Journal of the South African Veterinary Association 60(1): 41-49.
Johnson, F. (1976), Mythical Beasts Coloring Book. New York: Dover Publications, Inc.
Mead, D., Ogden, R., Meredith, A., Peniche, G., Smith, M., Corton, C., Oliver, K., Skelton, J., Betteridge, E., Doulcan; J., Holmes, N., Wright, V., Loose, M., Quail, M. A., McCarthy, S. A., Howe, K.,Chow, W., Torrance, J., Collins, J., Challis, R., Durbin, R. and Blatter, M. (2021), The genome sequence of the European golden eagle, Aquila chrysaetos chrysaetos Linnaeus 1758 (version 1; peer review: 3 approved). Wellcome Open Research 6: 112.
Rodriguez, M., Understanding Genetics, The Tech Interactive (2007), Chimeras, Mosaics, and Other Fun Stuff: Why can't mules breed? I understand that a horse and a donkey make a mule but why can't 2 mules have a baby mule? (online) (Accessed 29/07/2023).
Rosen, B. (2009), Mythical Creatures Bible: The Definitive Guide to Legendary Beings. New York: Sterling Publishing Co., Inc.
Ryder, O. A. (1993), Przewalski`s Horse: Prospects for Reintroduction into the Wild. Conservation Biology 7(1): 13-15.
Author unknown, Wikipedia (date unknown), Golden eagle (online) (Accessed 20/07/2023).

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Jaksot(154)

131- The Kardashev Scale of Civilisations

How do you quantify how big a civilisation is? In the 1960s, Nikolai Semenovich Kardashev came up with a scale based on how much energy hypothetical civilisations can exploit- which has been modified ...

20 Syys 10min

130- Photosynthesis

It's long overdue, but we're finally tackling photosynthesis on the podcast! In a process which divides into the light-dependent and light-independent reactions, autotrophs convert carbon dioxide and ...

30 Elo 11min

129- The Most Generations at Once

What is the record for the most generations that have been alive at the same time in a family? Let's introduce Augusta Pagel (1879-1989) to the stage. Before she died, she managed to become a great-gr...

16 Elo 5min

128- Can Dolphins Detect Pregnancy?

Following another request, today we examine whether it is possible for dolphins- using their ultrasonic communication- to detect human pregnancy. The answer might be more ambiguous than you think...So...

2 Elo 4min

Announcement- I've written a book!

Vince here- I've written a historical fiction book set in Constantinople in 1081! Well, kind of. The first draft of the manuscript is complete at about 59,000 words across 34 chapters. I am planning t...

31 Heinä 5min

127- Life Expectancy of Hobbits

A bit of a silly topic today. What is the average life expectancy of hobbits in J. R. R. Tolkien's legendarium? Along the way, we will learn something about current and historic human life expectancy....

19 Heinä 3min

126- Moles

As requested by listener GT, we are going to talk all about moles today! Join us for the evolutionary history of the Talpidae family, English prophecies about moles, how much a mole head is worth in 2...

5 Heinä 10min

125- Pollinator Decline Debate Part II: A Dissenting Voice

Last week we introduced some discussion on bee/pollinator declines. This week, we will discuss a perspective by Jaboury Ghazoul- a professor at ETH Zurich- who argued in a 2005 paper that labelling a ...

10 Touko 3min