ɪt hˈæzbiːn ʃˈoʊn ðæt ˈɛl. sfˈɛnoʊsfˌæləs ˈɛɡz hˈætʃ mˈoːɹ kwˈɪkli ɪn ɹᵻspˈɑːns tə ðə pɹˈɛzəns ʌv pɹˈɛdəɾɚz sˈʌtʃ ɐz kɹˈeɪfɪʃ.
It has been shown that L. sphenocephalus eggs hatch more quickly in response to the presence of predators such as crayfish.