Peregrine—Young (continued). 
Ten days, 34 
Eleven days, 40 
Twelve days, 42 
Fifteen days, 50 
Nineteen days, 50, 52 
Twenty-one days, 57 
Twenty-eight days, 60 
Down, 7, 34, 57 
Ears, 31 
Ejecting casting, 28 
Exercising wings, 57 
Eyes, 34 
Feeding itself, 38, 52 
Female checks male whimpering, 58 
Hobbling on tarsi, 34 
Leaving eyrie, 60 
Male seizes tiercel’s tongue, 58 
Plumage, 52, 57 
Preening, 57 
Rate of digestion, 12 
Robbing one another, 42 
Sexual differences, 7, 60, 64 
Scowling, 34 
Sick after blackbird, 59 
Signs of wandering, 58 
Sleeping, 24, 31, 57 
Snapping at flies, 28 + | Mea 
Standing on talons, 44,50 ~ 
Period of incubation, 7 
Preening, tiercel, 16, 18 
Prey— 
Blackbird, 20, 27 
Chicken, 46 
Corncrake, 7 
Curlew, 25 
Hedge sparrow, 50 
Lark, 50 
Nestling shag, 63 
Pigeon, 34 
Puffin, 14, 24, 29, 34, 40, 44 
Rat, 63 
Razorbill, 55 
Rock pipit, 26 
Thrush, 10, 26, 31, 33, 40 
Turtle dove, 7 
Prey, condition of, 14, 24, 25, 26, 27, 20, 
31, 33, 40, 62 
Sexual differences in peregrine 
adult, 1, 2, 7, 62 
egg, 7, 63 
young, 7, 58, 62, 64 
Shed, 5, 7, 23, 24 
Special senses— 
Hearing, 66 
Sight, 66 
Smell, 65 
Taste, 59, 65 
Three-ply for shed, 5 
Tiercel— 
Bath, 18, 40 
bolder than falcon, 3, 23 
boldness, 14, 22, 28, 29, 34 
brooding at night, 11, 25 
carrying prey, 40 
cere, 6 
Comparative size, 2 
Derivation of word, 2 
distributing feathers, 34, 44, 50 
dozing, 12 
.« ejecting casting, 28 i 
End of day brooding, 31 
_ feeding against time, 29, 34 
feeding young, 10, 26 
helps young in difficulties, 20 
in moonlight, 25 
lower eyelid, 12 
on guard at night, 32, 40 
persuading falcon to return, 18 
preening, 16, 18, 20, 27 
Quarrel with falcon, 25 
sheltering young from rain, 50 
Size of image on screen, 16 
sleeping, 27 
sneezing, 12, 20 
Third eyelid, 46, 66 
yapping, 10, 24, 27 
Weight— 
Effect of Booth’s, on shed, 38 
of eggs, 65 
