the human family tree gets even more complex

Once upon a time, a long time ago when I was a high school student, I remember being taught about human evolution as a fairly linear, straightforward narrative. OK, there were those ‘robust’ australopiths (aka Paranthropus) on a dead-end side branch, but otherwise species followed species – beginning around 14 million years ago with Ramapithecus (or Sivapithecus) – until you […]

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bats and exam questions

The third question in last year’s Schol Bio paper was about bats – specifically, the ecology, behaviour, and evolution of New Zealand’s only two extant native land mammals, the lesser short-tailed bat & the long-tailed bat (Mystacina tuberculata & Chalinolobus tuberculata respectively). The long-tailed bat is a relatively new immigrant, arriving from Australia ‘just’ a […]

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“killer neandertals” – does this one really stack up?

I spent yesterday up in Auckland, running a schol bio preparation day. (And thanks to Mike, Cindy, BEANZ & the Auckland Science Teachers Association) for setting it up.) I do enjoy these sessions (& hopefully the students do too!) as I like the interactions with students & they always ask nice, challenging questions. Anyway, after we’d finished the […]

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yes, we have some bananas

Prominent creationist Ray Comfort once (in)famously commented that the ‘design elements’ that make up a banana, including its so-convenient shape, are evidence for the existence of a Designer. A comment that has been pretty resoundingly debunked – unsurprisingly, since the banana-as-we-know-it is due in large part to the hand of man, selecting for those features […]

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