the fertilization takes place inside the fem. body ..........(internal) the fertilization takes place outside the female body ...(external)
The Common Blackbird also called Eurasian Blackbird
A blackbird is a bird. A woodlouse is an arthropod.
The Witch of Blackbird Pond has 249 pages.
No.
external
The 2 fertilisation's are external fertilisation, or internal fertilisation. External fertilisation is the type frogs do.
A toad goes through external fertilisation/fertilization
internal
what two classes of vertebrates use external fertilisation
External
Yes
this is poo if it can t answer this question
internal is in and external is out fertilisation
can toad have external fertilization
Because - external fertilisation is 'left to chance'. There's no guarantee that every egg laid will be fertilised by sperm. Internal fertilisation is much more successful.
arthropods usually have external fertilization