7 nests, 7 cuckoos

1. luscinia megarhynchos

                                           orchestra
                                  plush              rouge
                                 tragedy     
                                                   pendulum
                                           lyre


2. turdus philomelos

                                     an    larch
                                  sepal   level   lea
                                groom               a lee
                                          tree


3. troglodytes troglodytes

                                                             midwife cobalt
                                                 bustle
                                                              labial     pedal


4. phylloscopus trochilus


                  piano  soon     spiral
                        aspirin   trapeze
                                     descend


5. prunella modularis


                                                         dapple     sepal     implore    church  heel    kettle


6. acrocephalus scirpaceus


b  l
s  a  y       l   e  p  e  r     
i   c  s  m  r  e  p  e  l
k  l   e  k  p
               e  h
                   t


7. anthus pratensis


                        ural hook bale
                      sentinel devil income