51.   According to the results, humans are also a much younger species.

52.   After all, humans were involved and the usual human frailties ebbed and flowed.

53.   Again by contrast, humans are notable for their clumsy bipedal locomotion and extremely slow rate of maturation.

54.   After the humans are gone, nature will take over, allowing Mother Earth to heal herself.

55.   All humans should be equal, but we are not.

56.   But apart from that, and regardless of whether humans are responsible for global warming, there is plenty of evidence that big, damaging droughts are inevitable.

57.   But folks who worry about pets damaging their furniture while the humans are away at work may be intrigued.

58.   But biologists say that humans are in desperate need of a crash course in the handling of the creatures that many people find too adorable to leave alone.

59.   But Claverie suspects humans are not that much more elaborate than some of their creations.

60.   But humans are a resilient species.