If they were saved on the internal phone memory, then the answer is NO. There is nothing you can do to rescue items lost from there unless you have backups.
If they were saved on your SD of the Android phone, then the answer is YES and chances of recovery can be 100% as long as the data contained in the files are not overwritten or damaged. Why? Because there are some Android data recovery programs special designed to deal with.
So to recover lost photos from Android phones means card recovery. You just need to connect your phones to you Mac and use data recovery program to scan your sd card. Lost data can be easily got back.
uFlysoft Data Recovery for Mac is able to recover all lost data from Mac computers, SD/CF/pen drive/USB drive and external drive. Therefore, you can use it to rescue your lost photos in your Android phones.