Personalized Nerd Birdwatcher Blue Women's T-Shirt. Funny Women's T-Shirt - White for birders, birdwatchers and twitchers for their Big Day or Big Year with binoculars and bird graphic says This Nerd Watches Birds. Classic ladies' styling with a feminine neckline, sleeves and fit. 5.0 oz., pre-shrunk 100% cotton. Double-needle stitching throughout