Hard at work with Galapagos sea lions

With a tortoise in Galapagos, Ecaudor

Pelican in the mangroves, Galapagos

Volcan Cotopaxi, Ecuador

Volcan Parinacota in Parque Nacional Lauca, Chile

Investigating willow (Salix spp.) in Cucumber Gulch, Breckenridge, CO.

In the field at Cucumber Gulch in Breckenridge, CO

With pineapple plant in Miami, FL

Phil Rundel with Azorella compacta

Heil Valley Ranch, field site for Abert's squirrel work

Hard at work in Costa Rica

Learning avalanche safety

Checking out field sites in Crested Butte, CO

Hard at work again in Thailand

It's a family affair