Question

what is foetus how is it different from a baby​

Answer 1

In human pregnancies, a baby-to-be isn't considered a fetus until the 9th week after conception, or week 11 after your last menstrual period (LMP). The embryonic period is all about the formation of important systems of the body.

Answer 2

ᴛʜᴇ ᴅɪꜱᴛɪɴᴄᴛɪᴏɴ ʙᴇᴛᴡᴇᴇɴ ᴇᴍʙʀʏᴏ ᴀɴᴅ ꜰᴇᴛᴜꜱ ɪꜱ ᴍᴀᴅᴇ ʙᴀꜱᴇᴅ ᴏɴ ɢᴇꜱᴛᴀᴛɪᴏɴᴀʟ ᴀɢᴇ. ᴀɴ ᴇᴍʙʀʏᴏ ɪꜱ ᴛʜᴇ ᴇᴀʀʟʏ ꜱᴛᴀɢᴇ ᴏꜰ ʜᴜᴍᴀɴ ᴅᴇᴠᴇʟᴏᴘᴍᴇɴᴛ ɪɴ ᴡʜɪᴄʜ ᴏʀɢᴀɴꜱ ᴀʀᴇ ᴄʀɪᴛɪᴄᴀʟ ʙᴏᴅʏ ꜱᴛʀᴜᴄᴛᴜʀᴇꜱ ᴀʀᴇ ꜰᴏʀᴍᴇᴅ. ᴀɴ ᴇᴍʙʀʏᴏ ɪꜱ ᴛᴇʀᴍᴇᴅ ᴀ ꜰᴇᴛᴜꜱ ʙᴇɢɪɴɴɪɴɢ ɪɴ ᴛʜᴇ 11ᴛʜ ᴡᴇᴇᴋ ᴏꜰ ᴘʀᴇɢɴᴀɴᴄʏ, ᴡʜɪᴄʜ ɪꜱ ᴛʜᴇ 9ᴛʜ ᴡᴇᴇᴋ ᴏꜰ ᴅᴇᴠᴇʟᴏᴘᴍᴇɴᴛ ᴀꜰᴛᴇʀ ꜰᴇʀᴛɪʟɪᴢᴀᴛɪᴏɴ ᴏꜰ ᴛʜᴇ ᴇɢɢ.

ʜᴏᴘᴇ ɪᴛ ʜᴇʟᴘꜱ !!