The largest of turtledoves, resembling a blue dove in supply. The overall length of the body is 340-345 mm, the wingspan is 590-600 mm. Body coloration at distance brownish-brown, head dark gray, stubborn belly and also upper body pinkish-red, contrasting black as well as white places stand out on the rear end of the neck.
The beak is slim, brief. To see the big turtle do it more often remaining on dry tops of trees or cords of telegraph lines; Body landing is normally straight. He feeds himself willingly alongside paths as well as country roads, carry on the ground with fast steps.
The huge turtledove flies rapidly, rectilinearly, typically at low elevation, the take-off is abrupt as well as accompanied by a noisy flick of wings. Holidaymakers in the trees gorlitsy admit a guy near him, then promptly fly from the opposite side of the crown and fly away. In position where it is not disrupted, a relatively poor bird, enabling 10-30 m; where turtledoves are hunting, they are extremely careful and do not allow 100 meters. The trip speed gets to 55-60 kilometres/ h, the flying bird plainly distinguishes a light transverse band at the end of the tail.
The voice of the large turtledove greatly varies from the voice of various other varieties of turtledoves, it can be learnt through males throughout the breeding period; the rest of the year is extremely silent. A rough bassy cooing is audible for 0.5-1.5 kilometres, it includes five 2- or three-syllable noises: «« Ubu …. ubu … tu-bu-bu; Ubu … «Ubu … Tu-bu-bu … «. Evocative a deaf howl shout of the beast. The initial syllable sounds brief, the following is much more lengthy, after several repetitions there is a time out, frequently rather lengthy.
From various other varieties, turtledoves are more huge in dimension as well as dark in shade. From the ringed turtledove is also differentiated by a motley coloring of the plumage of the back and also mottled places along the sides of the neck, much sharper wings; from the short-tailed — — also the color of the back. It is really comparable from afar to a rock pigeon, yet varies in the nature of the environments.
The exterior look, behavior as well as nature of the trip resembles a regular turtledove as well as in trip is almost equivalent from it; on the ground in joint groups is distinguished by dimension and also shade.
Coloring. A man and also a lady in a wedding dress. Males and also women are repainted the exact same, sexual dimorphism is lacking. Head from above is grey, on the back of the head with an ocherous finishing. Saddle brownish-gray with ocher coats on tops of feathers. Chin and throat are whitish-buffy. On the sides of the base of the neck along a big mottled patch of black feathers with different gray fringes. Back and nadhvoste gray-gray with slim brown vertex rims, forming a motley pattern.
The upper covering tail is brownish-gray with narrow light gray edges. Shoulder, internal additional, mahovye and also top covering wings are dark-aspid gray with large corroded, occasionally whitish-buffy vertex fringes; The external wings of big coverers with blue sides. Goat pinkish-gray or stubborn belly, upper body as well as pinkish-brown pinkish-wine, whitish to the tail of the stomach. Body sides grayish-gray, lower covering tail gray-gray or white. The wings are gray-gray. Primary mahovye dark brownish with narrow grayish-white apical ridges, prolonging into the outer plumes of feathers. The helmsmen are dark-aspid gray with light or white gray tops.
The ordinary guiding pair is dark brownish. When comparing a female to a male, she has a significantly extra pale and boring coloration of the upper body and tummy, grayish-brown goiter hardly ever stands out versus the history of the pinkish-palatine breast. Seasonal outfits are not noticable.
Downy attire. The nestling is covered with a rather long, hirsute, thin, hard fluff of yellow color of various tones. All the first-order beards are without rays in fluff. The size of down on the head reaches 2-4 mm, on the shoulders 12-15 mm, on the back 10-12 mm, on the chest 11-13 mm. Do not put down your chin, areas of the sides of the head as well as the location around the eyes, on the neck and goiter, in the center of the abdominal area as well as on the back. The nestling is born blind, with shut auditory flows, its mass is 7.2-7.5 g. The beak of the beak is brownish-blue, the ramfite is brownish-black, brightening to the pinnacle of the beak. Legs are dark brownish. The iris of the eyes aged 5-6 days and older is yellow. In the newborn baby, the skin is pinkish, its darkening begins currently from the very first day as well as on the 2nd day the skin is really highly pigmented, dark-blue in color (Neifeldt, 1970a, Shkatulova, 1974).
Jack-out clothing. Comparable to the outfit of a grown-up female, yet much more dull and pale, there are no mottled areas on the neck, sometimes numerous black plumes with gray edges are obvious. All mahovye and humeral pale ocherous or rusty margins are narrower than in grown-up birds. The reduced side of the body is whitish or grayish-brown, feathers with ocher tops, upper body and belly coincide in tone. The head, neck as well as back are monotonously grayish-brown. Intermediate outfit. In the wedding apparel, there are still separate contoured plumes of nesting clothes, trip and helmsmen.
Framework and also measurements
Primary flywheels 11. Formula wing: I-II-III-IV-V … … Helmsman 12. Dimensions (in mm): wing size 175-220 (typical 193), tail 130-150 (typical 145), beak 15- 18, creating 24-28. The mass of men is 195-240, women 180-260 g. On the island. Kunashir, the mass of men is 243-254 g, in the south of Western Siberia at the beginning of July 228-240 g, at the end of August 260-275, in ladies in July 175-190, in August 198-235 g (Kotov, 1973). Small differences are noted in a big series of turtledoves caught on a trip in southern Kazakhstan (the example dimension is 50-55 specimens): in spring, the length of the male wing is 194.3 ± 0.8, the lady is 191.1 ± 0.8 mm, the mass of men is 234 ± 3.7 g (maximum 287-294); in autumn in adult males the length of the wing is 192.7 ± 0.9, in women 190.1 ± 0.7 mm, ma