Ecology by the numbers

It is probably safe to say that the job description of an ecologist in 2016 is quite different from that of an ecologist back in the 1970’s or 1980’s. Our work today involves computer programs and fancy technology, some of which make our work much easier. But some appear to make…

Spatial variation, Ithilien and the Old Forest

A strength of Tolkien was that he put so much effort into creating an amazingly detailed secondary world. He did this by adding as much realism, often ecological, as he could to the mix. Despite the presence of dragons, trolls and hobbits there is an overwhelming feeling that Middle-earth is a…

Treeline: living on the edge

There is a magical moment that occurs after slogging your way up mountains through tangled and dense forest and bush. First, you notice more light in front, a few steps later, a noticeable reduction in tree height and then, often between one step and the next, you are out of the bush and…

Big predators hunt faster

At high school I was a member of the ATC (Air Training Corp). We would meet each week at the Balclutha Primary School Hall where we would learn drill, information about planes and information about wilderness survival and first aid. Every fourth week we would go to the small-bore rifle…