Biopedia22 Aug 2021

46- Ediacaran Biota

Today, we're going to be discussing the Ediacaran fauna. This is a faunal assemblage that came before the Cambrian Explosion (535-525 Mya) but is less well known. Unlike the Cambrian Explosion- which saw the creation of most of the phyla we know today- the Ediacaran biota is much less familiar. It also appears to be quite confusing in terms of what category its constituent organisms fall under...

Sources for this episode:

Campbell, N. A., Urry, L. A., Cain, M. L., Wasserman, S. A., Minorsky, P. V. and Reece, J. B. (2018), Biology: a global approach, 11th edition (Global Edition), Harlow, Pearson Education Limited.
Ebling, F. J. G., Encyclopaedia Britannica (2017), Integument (online) [Accessed 29/05/2021].
Flannery, T. F., Encyclopaedia Britannica (2019), Cambrian explosion (online) [Accessed 27/05/2021].
Grazhdankin, D. (2011), Ediacaran Biota. In: Reitner J. and Thiel, V. (eds) Encyclopedia of Geobiology. Encyclopedia of Earth Sciences Series. Springer, Dordrecht.
Herron, J. C. and Freeman, S. (2015), Evolutionary Analysis (Fifth Edition, Global Edition). Harlow: Pearson Education Limited.
Rafferty, J. P., Encyclopaedia Britannica (2018), Ediacaran Period (online) [Accessed 28/05/2021].
Shen, B., Dong, L., Xiao, S. and Kowalewski, M. (2008), The Avalon Explosion: Evolution of Ediacara Morphospace, Science 319(5859): 81-84.
Thain, M. and Hickman, M. (2014), Dictionary of Biology (Eleventh Edition). London: Penguin Books Ltd.
Virginia Tech, ScienceDaily (2008), Two Explosive Evolutionary Events Shaped Early History Of Multicellular Life (online) [Accessed 28/05/2021].
Windley, B. F., Encyclopaedia Britannica (2019), Ediacara fauna (online) [Accessed 28/05/2021].
Author unknown, Wikipedia (date unknown), Ediacaran biota (online) [Accessed 28/05/2021].
Author unknown, Wikipedia (date unknown), Marinoan glaciation (online) [Accessed 28/05/2021].

Denne episoden er hentet fra en åpen RSS-feed og er ikke publisert av Podme. Den kan derfor inneholde annonser.

Episoder(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 Sep 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 Aug 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 Aug 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 Aug 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 Jul 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 Jul 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 Jul 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 Mai 3min