Field notes, v1313
Page 259
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
Gullion 1949 Dicamptodon ensatus -2- Sept 1 Brannan Creek, 2 mi. W Willow Creek, 1470 ft., Humboldt Co., Calif. - 2 small larvae collected in a couple of still ponds among the rushing waters of Brannan Creek just above the bridge. No attempt was made to find others. Sept 2 3 mi. N Willow Creek, 700 ft., Humboldt Co., Calif. 1 large larva found in Raccoon Creek right at the campsite, swallowing a garter snake (Thamnophis elegans). The salamander was first observed at 12:20 p.m. It was on the bottom of the fairly large pool - 15 feet long by 6 feet wide by 1½ feet deep - in full sunlight and in rapidly moving water. It moved around some, taking in more snake, about 2 or 3 ventral scales at a time, every 10 to 12 minutes. The snake was upside down. The salamander was freely moving around the bottom of the pool, head first, carrying the fairly stiff body of the snake with it. After photographing it in the water I collected it in a dish-pan, still with the reptile in its mouth. Its gills are a very deep, almost purplish red, and are continually being flexed. I watched it make one swallow. It opened its mouth very wide, then