340 PROCEEDINGS OF THE ACADEMY OF {June, 
Summary: Cyanocitta cristata.— 
Accepted. , Rejected. Disregarded. 
Spe- | Speci- Spe- Speci- | Spe- | Speci- 
cies. |mens.| cies. | mens.! cies. . mens. 
“Warningly colored” species.............. 12 | 21+ pe 5 4 7 
Others “specially defended”’............... 8 | 12 del 8 ted 1 1 
“Non-protected”’ species............0::50 15 | 20C*C<‘C“Q“N HK | CO, CO 
‘ f H 
Accepted and Accepted and 
rejected. disregarded. 
a Specimens. Bee Specimens. 
‘“Warningly colored”’ species.......... ........... 2 A3 R2 0 AO DO 
Others “specially defended’’... 1 2° 0d re ee i 
“Non-protected”’ species...........0...006ee 4 23 «6 1 | 3 32 
Accepted, rejected | Disregarded and 
and disregarded. | rejected. 
1 i 
Spe- : | Spe- : 
cies. ‘Specimens. eres. Specimens. 
“Warningly colored” species....... 2 . O lA OROD 0 2 ‘D3 | R3 
Others “‘specially defended”’........ . 0 0 0 0 0 0 0 
“Non-protected” species....0....000. 0. 3 24+4 5 O | 0 | 0 
| i 
Imagos of Philosamia cynthia, at least, among the things ac- 
cepted are seldom or never encountered by wild bluejays. This 
species was imported with its food plant Ailanthus glandulosus, and 
is established in very few places. The cocoons of this species could 
not be opened by the jay, but when opened for him the pupx# were 
eaten. Of the items refused, hen’s eggs are all too often attacked 
by wild birds; living birds and mice are frequently killed and eaten, 
and mulberries also are eaten under natural conditions. 
Among things both accepted and rejected, crickets (Gryllus) and 
May-beetles (Lachnosterna) are commonly devoured by free birds. 
The carabid Scarites also has been found in the stomach of this 
species. Beechnuts were disregarded by the captive jay, and acorns 
were both disregarded and refused, though some were afterwards 
eaten. Both of these nuts are frequently eaten by wild jays. These 
instances in themselves are sufficient to show that acceptances and 
