Somebody was wondering to me recently (I don't remember exactly who, chances are sarkat), "why are sea birds almost always black and white?" I didn't have anything to say at the time, but I was thinking about it yesterday and today ( Read more... )

Trichromat (e.g. humans, bees)
Cones: S, M, L

Combinations:
SM, ML: metamersSL: purple (not metameric to any pure wavelength ( Read more... )

In passing, reading about elephants, I came up with another possible explanation for the apparent redundancy of strong female social networks and pair-bonding in humans. Actually, I had almost come up with this in that first conversation i mentionedIn birds, pair-bonding of one sort or another is common, because in many birds, parental care is ( Read more... )

This is a narrative of the work (that is, idle chatter with no actual writing) I've been doing on a new sociobiology the past month. It's a sociobiology for the torvir (orcs+goblins), with a particular emphasis on how it plays out in traditional orc society.

( Long )