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Origin of first vertebrates appeared on earth how many years ago |
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Answer» ƴ ɭ០⩔៩ɭƴ ⨏Ʀɨ៩⩎ᖱ❤ⱧɆⱤɆ'₴ ɎØɄⱤ ₳₦₴₩ɆⱤ✌sᴜᴍᴍᴀʀʏ. ᴛʜᴇ ᴇᴀʀʟɪᴇsᴛ ᴠᴇʀᴛᴇʙʀᴀᴛᴇsʀᴇsᴇᴍʙʟᴇᴅ ʜᴀɢғɪsʜ ᴀɴᴅ ʟɪᴠᴇᴅ ᴍᴏʀᴇ ᴛʜᴀɴ 500 ᴍɪʟʟɪᴏɴ ʏᴇᴀʀs ᴀɢᴏ. ᴀs ᴏᴛʜᴇʀ ᴄʟᴀssᴇs ᴏғ ғɪsʜ ᴀᴘᴘᴇᴀʀᴇᴅ, ᴛʜᴇʏ ᴇᴠᴏʟᴠᴇᴅ ᴛʀᴀɪᴛs sᴜᴄʜ ᴀs ᴀ ᴄᴏᴍᴘʟᴇᴛᴇ ᴠᴇʀᴛᴇʙʀᴀʟ ᴄᴏʟᴜᴍɴ, ᴊᴀᴡs, ᴀɴᴅ ᴀ ʙᴏɴʏ ᴇɴᴅᴏsᴋᴇʟᴇᴛᴏɴ. ᴀᴍᴘʜɪʙɪᴀɴs ᴡᴇʀᴇ ᴛʜᴇ ғɪʀsᴛ ᴛᴇᴛʀᴀᴘᴏᴅ ᴠᴇʀᴛᴇʙʀᴀᴛᴇs ᴀs ᴡᴇʟʟ ᴀsᴛʜᴇ ғɪʀsᴛ ᴠᴇʀᴛᴇʙʀᴀᴛᴇs ᴛᴏ ʟɪᴠᴇ ᴏɴ ʟᴀɴᴅ.ᗪOᑎ'T ᖴOᖇGET TO ᗰᗩᖇK ᗷᖇᗩIᑎᒪIᔕT ⚽ |
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