David Lank, a biologist at Simon Fraser University, holds a ruff ... aggression in other species, and even humans. (Simon Fraser University/CP) Talking about the "birds and the bees" is a tricky ...

The ruff has one of the weirdest sexual systems ... The teams are yet to identify every gene contained within this supergene region, but have so far found a gene involved in colouring, which ...

It wouldn't be unusual for a species to occasionally use ... With three distinct types of males, the ruff (Philomachus pugnax) is a strange bird indeed. Now, in a pair of independent papers ...

non-territorial birds. Scientists said they used new technologies to produce the complete gene sequence of the ruff genome - a catalogue of all its DNA - and to identify which parts of the DNA ...

Figure 2: Genetic mapping and genome-wide association analysis identify the genomic region determining ruff reproductive morphs ... were included as factors. Bird was a random factor, along ...

Figure 1: A 4.5-Mb inversion associated with the satellite and faeder morphs in male ruff. Figure 2: The Faeder allele and structural changes associated with the 4.5-Mb inversion. Figure 3: Four ...

but one can also find a substantial amount of diversity within many species. For example, there are various and pronounced differences between males and females. Remarkably, which tactic a male ruff ...