Difference between Laughing Gull and Blackcap

LAUGHING GULL vs BLACKCAP: NOUN

A common European gull (Xema ridibundus).
An American gull (Larus atricilla); in summer the head is nearly black, the back slate color, and the five outer primaries black.
Small black-headed European gull

Small brownish-gray warbler with a black crown
Chickadee having a dark crown
Small black-headed European gull
Raspberry native to eastern North America having black thimble-shaped fruit
A small warbler (Sylvia atricapilla) of Eurasia and Africa, the male of which is gray with a black crown.
Any of various other black-crowned birds, such as the chickadee.
One who wears a black cap.
The cattail reed, Typha latifolia.
A popular name of the plant and fruit of the black-fruited raspberry, Rubus occidentalis, occurring wild in many portions of the United States, and also cultivated in several varieties. Also called thimbleberry.
An apple roasted until it is black.
A small European song bird (Sylvia atricapilla), with a black crown; the mock nightingale.
An American titmouse (Parus atricapillus); the chickadee. Also called the black-cap chickadee.
An apple roasted till black, to be served in a dish of boiled custard.
The black raspberry.
A small Old World warbler, Sylvia atricapilla, which is mainly grey with a black crown.
Whitebark raspberry.
Small brownish-grey warbler with a black crown
A name given to various birds having the top of the head black.

Gannet, Scoter, Common yellowthroat, Olive ridley, Pelicans, Vesper sparrow, Razorbill, Willet, Caretta caretta, Loggerhead turtle, Surf scoter, Pewit gull, Pewit, Larus ridibundus, Blackcap

Song thrush, Chiffchaff, Raspberries, Warbler, Silvia atricapilla, Rubus occidentalis, Pewit gull, Pewit, Parus atricapillus, Larus ridibundus, Blackcap raspberry, Black raspberry, Black capped chickadee, Laughing gull, Thimbleberry

Harlequin duck, Ruddy turnstone, Dunlin, Northern parula, Gannet, Scoter, Common yellowthroat, Olive ridley, Vesper sparrow, Razorbill, Willet, Caretta caretta, Loggerhead turtle, Surf scoter, Blackcap

Siskin, Bullfinch, Greenfinch, Willow tit, Ovenbird, Yellow warbler, Redstart, Meadow pipit, Chaffinch, Winter wren, Willow warbler, Song thrush, Chiffchaff, Black raspberry, Thimbleberry

Some of the "birding specials" include lammergeier (bearded vulture), Cape vulture, long-crested eagle, forest buzzard, bush blackcap, Gurney's sugarbird, ground woodpecker and buff-streaked chat.
Bush Blackcap was uplisted to Vulnerable and the status of Cape Parrot changed from Not Recognised to Vulnerable.
Female Blackcap and several Goldcrests seen in Hawthorn Bushes near cattle grid and bench looking out onto sea.
A male Blackcap ringed at Eilat March 2009 was trapped and eaten in Cyprus Sep. 2011.