Your toilet paper shortage explained by game theory

I went to buy toilet paper a couple of days ago. I couldn’t find a roll until I visited the 3rd shop. Shelves were empty as I had seen on the news. This is curiously happening everywhere around the world in the context of the COVID-19 outbreak, especially before strict quarantines are imposed. Angry people,…

In search of vizcachas

Versión en español aquí – “Are there any wild rabbits or hares in South America”? Nothing came to my mind so: – “Mmm, I think not” – “So what is it there instead?” The first thing I thought about: – “Vizcachas!”

Violent images in nature documentaries: do we need them?

  Versión en español aquí When I was a small kid, I loved to watch animal documentaries in Animal Planet. We wouldn’t always have cable TV at home, but I clearly remember a particular day in which we finally had it installed. The only thing I wanted to watch was an Animal Planet documentary, and…

Field Notes From The Past (15): The mustard ‘tree’

  Black Mustard Brassica nigra Flowers–Bright yellow, fading pale…. Preferred Habitat–Roadsides, fields, neglected gardens. Flowering Season–June–November. Distribution–Common throughout our area; naturalized from Europe and Asia. “The kingdom of heaven is like unto a grain of mustard seed, which a man took and sowed in his field: which indeed is less than all seeds; but when…

Bigger heads for greener* meals

Versión en español aquí More than 2 months ago me and some colleagues got a paper published in which we described parallel ontogenetic changes in the diet and head morphology of a lizard, specifically a herbivorous lizard (at least as an adult, as you will see). I decided it is not too late to write…

My top 5 favorite papers

Versión en español aquí As the title says, this is a totally subjective list of my favorite papers. I’m of course biased in terms of subjects and authors because of my own field of study and interests. But how does a paper get into my list of favorites? The requirements are: How much they motivated…

The Johnson-Neyman technique and an R script to apply it

Versión en español aquí When starting to write this post I wanted to give a small introduction to the analysis of covariance (ANCOVA), because this post is in part based on that analysis. However, it might be better for you to review it by yourself if you need to. As for any other statistical method…