You are breeding geckos and hoping to get a large percentage of female geckos. your incubator has not been properly calibrated, so when you set the temperature to 78 °f it is actually 83 °f inside the incubator. will this error cause you to have fewer female geckos than you would expect?

African penguins, which inhabit the coasts of southern africa, were classified as an endangered species in 2010. two significant threats to their survival are ecosystem damage from oil spills and overfishing by humans. overfishing depletes the food supply of african penguins. the best method to reduce the threat of overfishing would be to . the risk of oil spills could be reduced by increasing the use of , which should oil consumption. if an oil spill does occur, could be used to remove the oil so the ecosystem may more quickly recover.