Sierra Nevada 2005-2012

From 2005 to 2012 Gwylim Blackburn made many trips to California’s beautiful Sierra Nevada to sample intensely the varied forms of Habronattus americanus occurring there. Gwylim’s work has mapped out both the behavioural responses of females to different male forms, and the structure of genetic variation in the area.

IMGP6409 copy
Breakfast, and then to hunt spiders.

IMGP6428 copy
A stunning landscape

IMGP6493 copy
There’s still snow in July, but you can find the spiders already on the ground

IMGP6454 copy
An apparent hybrid between Habronattus americanus and Habronattus kubai

IMGP6414 copy
What a place to work!

IMGP6522 copy
Returning from the hunt



Leave a Reply

Fill in your details below or click an icon to log in: Logo

You are commenting using your account. Log Out /  Change )

Google+ photo

You are commenting using your Google+ account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )


Connecting to %s