Give a brief description of earthworms movement?
Answers
Explanation:
The earthwarm first extend the front part of the body,keeping the rear portion fixed to the ground.then it fixes the front end and pulls the rear end forward.this makes it move forward by a small distance
Answer:
Tʜᴇ ᴇᴀʀᴛʜᴡᴏʀᴍ ʜᴀs ᴀ ʙᴏᴅʏ ᴛʜᴀᴛ ɪs ᴅɪᴠɪᴅᴇᴅ ɪɴᴛᴏ sᴇɢᴍᴇɴᴛs ᴀɴᴅ ʜᴀᴅ ɴᴏ sᴋᴇʟᴇᴛᴏɴ.Iᴛ ʜᴀs ᴀ ᴀɴ ɪɴᴛᴇʀɴᴀʟ ᴄᴀᴠɪᴛʏ ᴡʜɪᴄʜ ɪs ғɪʟʟᴇᴅ ᴡɪᴛʜ ʟɪǫᴜɪᴅ.Tɢᴇ ᴍɪsᴄʟᴇs ᴏғ ᴛʜᴇ ᴇᴀʀᴛʜᴡᴏʀᴍ ᴀʀᴇ ᴀʀʀᴀɴɢᴇᴅ ᴀʀʀᴀɴɢᴇᴅ ᴀʀᴏᴜɴᴅ ʜɪs ᴄᴀᴠɪᴛʏ.Tʜᴇʀᴇ ᴀʀᴇ ᴛᴡᴏ sᴇᴛs ᴏғ ᴍᴜsᴄʟᴇs ᴛʜᴀᴛ ᴀᴄᴛ ᴘᴇʀᴘᴇɴᴅɪᴄᴜʟᴀʀ ᴛᴏ ᴇᴀᴄʜ ᴏᴛʜᴇʀ.Wʜᴇɴ ᴏɴᴇ sᴇᴛ ᴏғ ᴍᴜsᴄʟᴇ ᴄᴏɴᴛʀᴀᴄᴛs,ᴛʜᴇ ᴏᴛʜᴇʀ sᴇᴛ ʀᴇʟᴀxᴇs.
Tʜᴇ ᴇᴀʀᴛʜᴡᴏʀᴍ ʜᴀs ᴀ ʙᴏᴅʏ ᴛʜᴀᴛ ɪs ᴅɪᴠɪᴅᴇᴅ ɪɴᴛᴏ sᴇɢᴍᴇɴᴛs ᴀɴᴅ ʜᴀᴅ ɴᴏ sᴋᴇʟᴇᴛᴏɴ.Iᴛ ʜᴀs ᴀ ᴀɴ ɪɴᴛᴇʀɴᴀʟ ᴄᴀᴠɪᴛʏ ᴡʜɪᴄʜ ɪs ғɪʟʟᴇᴅ ᴡɪᴛʜ ʟɪǫᴜɪᴅ.Tɢᴇ ᴍɪsᴄʟᴇs ᴏғ ᴛʜᴇ ᴇᴀʀᴛʜᴡᴏʀᴍ ᴀʀᴇ ᴀʀʀᴀɴɢᴇᴅ ᴀʀʀᴀɴɢᴇᴅ ᴀʀᴏᴜɴᴅ ʜɪs ᴄᴀᴠɪᴛʏ.Tʜᴇʀᴇ ᴀʀᴇ ᴛᴡᴏ sᴇᴛs ᴏғ ᴍᴜsᴄʟᴇs ᴛʜᴀᴛ ᴀᴄᴛ ᴘᴇʀᴘᴇɴᴅɪᴄᴜʟᴀʀ ᴛᴏ ᴇᴀᴄʜ ᴏᴛʜᴇʀ.Wʜᴇɴ ᴏɴᴇ sᴇᴛ ᴏғ ᴍᴜsᴄʟᴇ ᴄᴏɴᴛʀᴀᴄᴛs,ᴛʜᴇ ᴏᴛʜᴇʀ sᴇᴛ ʀᴇʟᴀxᴇs.Tʜᴇ ᴇᴀʀᴛʜᴡᴏʀᴍ ᴀʟsᴏ ʜᴀs sᴛɪғғ ʜᴀɪʀ-ʟɪᴋᴇ ᴘʀᴏᴊᴇᴄᴛɪᴏɴs ᴄᴀʟʟᴇᴅ sᴇᴛᴀᴇ ᴛᴏ ɢʀɪᴘ ᴛʜᴇ ɢʀᴏᴜɴᴅ sᴏ ᴛʜᴛᴀ ᴛʜᴇ ʙᴏᴅʏ ᴄᴀɴ ᴍᴏᴠᴇ ғᴏʀᴡᴀʀᴅ ʙʏ ʀᴇɢᴜʟᴀʀ ᴄᴏɴᴛʀᴀᴄᴛɪᴏɴs ᴀɴᴅ ᴇxᴘᴀɴsɪᴏɴs ᴏғ ᴛʜᴇ ᴍᴜsᴄʟᴇ.