Crabs have a heart, which is a white hexagonal shape under a piece of black membrane coating in the center of the crab.

The 4 parts of crabs you can't eat:?

Crab stomach: open the crab shell, see the shell stained with some crab yolk, the crab stomach is hidden in the shell of the crab yolk. Crab stomach is very dirty and cannot be eaten.?

Crab gills: two rows of "small fan" after opening the crab shell in the crab body of the two rows of gray fan-shaped soft tissue is the crab gills. The gills are the respiratory system of the crab and should not be eaten.

Crab heart: Crab is extremely cold, and crab heart is the most, should not be eaten.

Crab intestines: a black line leading from the stomach to the umbilicus of the crabThe crab intestines are located in the triangle that can be broken open in the lower abdomen of the crab. Open the triangle to see a black line connecting its top to the crab body.

/iknow-pic.cdn.bcebos.com/bba1cd11728b47101e73d99dcccec3fdfc032306 "target="_blank "title="" class="ikqb_img_alink">/iknow- pic.cdn.bcebos.com/bba1cd11728b47101e73d99dcccec3fdfc032306?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2CCh_800%2Climit_1% 2Fquality%2Cq_85%2Fformat%2Cf_auto "esrc="/n/2015/0611/c14739-27139038.html "target="_blank "title="Only support the selection of a link to take effect when the">People's Daily Online - There are four places where you can't eat crabs eat the wrong Food parts can kill you

/health.people.com.cn/n/2015/1026/c21471-27740895.html "target="_blank "title="Only support the selection of a link when in effect">People's Daily Online - Nutrition experts teach you how to eat crabs correctly