NPR's Wade Goodwyn recently set out on a bird-watching adventure at Hagerman National Wildlife Refuge with veteran guide Karl Haller.
Haller's 97 years old and shows no signs of giving up what he loves to do. Hear Goodwyn's tale here.
NPR's Wade Goodwyn recently set out on a bird-watching adventure at Hagerman National Wildlife Refuge with veteran guide Karl Haller.
Haller's 97 years old and shows no signs of giving up what he loves to do. Hear Goodwyn's tale here.