Population Genetic Methods – Continually updated list of methods by Yann Bourgeois.
PopGen in R – Intro to some methods for population genetics in R.
R Views – News about R and new noteworthy packages.
eBird – Everything birdwatching and data resources.
GBIF – Global Biodiversity Information Facility.
iNaturalist – Photos and locations of anything and everything living.
VertNet – Biodiversity data.
Avian Hybrids – Compendium of avian hybrid data by Jente Ottenburghs.