1908] Grinnell —Biota of the San Bernardino Mountains. 53 
and down the marsh on foraging expeditions. A tern likes com- 
pany, even if of another species. 
Anas platyrhynchos Linneus. Mallard. 
A pair of mallards were seen June 12, 1905, in Bear creek near 
its confluence with the Santa Ana. These were the only ones 
positively identified, the male being secured. We saw what we 
felt confident were mallards on Bear lake. 
Nettion carolinensis (Gmelin). Green-winged Teal. 
A small flock was flushed from a mud hole at Cushenbury 
springs, August 12, 1905, and a specimen was secured. Several 
flocks of ducks were seen migrating eastwardly over this place 
on about the same date. 
Querquedula tyanoptera (Vieillot). Cinnamon Teal. 
Cinnamon teal were seen on the marshy east end of Bear lake, 
where an adult male was secured, July 30, 1905, and a brood of 
small young seen. 
Erismatura jamaicensis (Gmelin). Ruddy Duck. 
Several male ruddy ducks were seen on Bear lake, their con- 
spicuous markings making them readily distinguishable at a long 
distance. Great numbers of the various species of ducks are said 
to visit Bear lake in the fall and spring. 
Ardea herodias herodias Linnwus. Great Blue Heron. 
At the east end of Bear lake, July 30 to August 2, 1905, we 
saw several times a great blue heron flying up or down the marsh. 
Butorides virescens anthonyi (Mearns). Anthony Green Heron. 
A green heron was seen several times about a pond at Cushen- 
bury springs, August 10, 1905. It was without doubt a migrant. 
Nycticorax naevius (Boddert). Black-crowned Night Heron. 
One was seen at Bear lake flying up the marsh, July 30, 1905; 
‘ 
and the familiar ‘‘squawk’’ of the bird was heard several times 
during the evenings of the few days following. 
