I can't remember if camels are mentioned in the time of Abraham or we just think they were from movie depictions.
Camel bones suggest error in Bible, archaeologists say
Archaeologists from Israels top university have used radiocarbon dating to pinpoint the arrival of domestic camels in the Middle East -- and they say the science directly contradicts the Bibles version of events.
Carbon dating isn't always accurate.
I don't believe atheists anymore.