Dendrobatid From United Kingdom, joined Nov 2004, 1732 posts, RR: 54
Reply 3, posted (9 years 11 months 3 weeks 3 days 18 hours ago) and read 6218 times:
The top one has a slightly dark band on the right side, most evident in the sky. Quite easy to crop out (though not helping the composition) but it looks like a sticking shutter to me.
Neat Image could be used to soften the grain, but be very careful with it, no more than about 10%
A trial version can be downloaded from Neatimage.com
As Tim says, there is a yellow cast and they are soft.