Gollum and the carpet beetles: One man’s meat is another man’s poison

When it comes to pest species we spend a lot of time thinking about how they forage. Usually pest species cause most of their problems through what they eat. This generates a lot of research on either finding out what makes them stop eating something (to protect what they are eating)…

Ecological restoration? Yes, but to what extent?

Natàlia Blázquez Pallí  is a postgraduate student who wrote this article as part of her Euroleague for Life Sciences course work at Lincoln University.   What is ecological restoration? According to SER (2004), ecological restoration is achieved “when the system contains sufficient biotic and abiotic resources to continue its development…

Who ate all the pies? Density dependent foraging between rats and possums

A Christmas tale of density dependence…. We all know the scenario. Christmas Day and you pack up the kids and wife to head to the grandparents for dinner. Lincoln to Ashburton is a fast 50 minutes of straight, flat driving over the Canterbury Plains, only enlivened by the wide Rakaia…

Darwin and the Sandwalk: Fitness

As a young man Darwin would have been reasonably fit. He was often away doing natural history walks of several days. Certainly, after coming back from the Beagle voyage he would have been in good condition. Although he suffered from sickness throughout his later life he was very keen on…