Trinity College Dublin, Ecology and Evolution
The Christmas decorations have been banished for another year, stashes of left-over turkey are dwindling and the hollow echo of empty biscuit boxes tone the end of holiday indulgences. As the promise of ever-longer evenings beckons and the first, brave (or fool hardy) snowdrops contemplate their next move it’s that time for the inevitable “year …
The food chain is a concept that many non-biologists are familiar with. Ecologically-speaking, this should be referred to as a food web, because there is rarely one prey species for a given predator or one predator of any given species. The biochemistry of metabolism and digestion means we can reconstruct the diet of a member …
Typically, when humans and wildlife meet it’s curtains for the latter. Think of all the megafaunal extinctions in the past and the mounting evidence that we’re responsible for an ongoing sixth mass extinction event. Aside from directed extermination we can change the environment over a very short time-scale to suit our needs and other lifeforms are often …