Echinoderms have separate sexes, reproduce sexually with usually external fertilization, and undergo indirect development with a free-swimming larva.
Sexes are separate in echinoderms and Reproduction is sexual. Fertilisation is usually external. Development is indirect with free-swimming larva.
| Text | Sexes are separate in echinoderms and Reproduction is sexual. Fertilisation is usually external. Development is indirect with free-swimming larva. |
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