اذا لم تجد ما تبحث عنه يمكنك استخدام كلمات أكثر دقة.
شرح دورة حياة خيار البحر من المرجع:
http://bioweb.uwlax.edu/bio203/s2008/hui_ka/04Life_Cycle.html
https://spccfpstore1.blob.core.windows.net/digitallibrary-docs/files/b5/b5d46a372b1fc041e1af47e5ea36609f.pdf?sv=2015-12-11&sr=b&sig=UH4Bl3kJmwjwl%2FSayWJOb198gW39%2BxJ%2BBkaGfAsEy4U%3D&se=2020-03-14T09%3A44%3A26Z&sp=r&rscc=public%2C%20max-age%3D864000%2C%20max-stale%3D86400&rsct=application%2Fpdf&rscd=inline%3B%20filename%3D%22BDM33_30_Kumara.pdf%22
https://spccfpstore1.blob.core.windows.net/digitallibrary-docs/files/b5/b5d46a372b1fc041e1af47e5ea36609f.pdf?sv=2015-12-11&sr=b&sig=UH4Bl3kJmwjwl%2FSayWJOb198gW39%2BxJ%2BBkaGfAsEy4U%3D&se=2020-03-14T09%3A44%3A26Z&sp=r&rscc=public%2C%20max-age%3D864000%2C%20max-stale%3D86400&rsct=application%2Fpdf&rscd=inline%3B%20filename%3D%22BDM33_30_Kumara.pdf%22