Table 1 Studies of the acoustic adaptations of parasites to date
From: Coevolution of acoustical communication between obligate avian brood parasites and their hosts
Parasitic adaptations | Number of parasitic species | Proportion of total parasitic species | Number of published papers | Proportion of total literature* (%) |
|---|---|---|---|---|
Parasitic adults | ||||
 Locate host nest by sound | 2 | 2.00% | 9 | 6.62 |
 Mimic raptor sound | 1 | 1.00% | 1 | 0.74 |
 Shorten own call rate | 6 | 6.00% | 5 | 3.68 |
 Other adaptations | ‒ | ‒ | 1 | 0.74 |
 Total | 5 | 5.00% | 16 | 11.76 |
Parasitic nestlings | ||||
 Mimic host begging calls | 31 | 31.00% | 47 | 34.56 |
 Supernormal stimuli of begging | 6 | 6.00% | 15 | 11.03 |
 Identify host alarm calls | 2 | 2.00% | 3 | 2.21 |
 Other adaptations | 3 | 3.00% | 3 | 2.21 |
 Total | 31 | 31.00% | 68 | 50.00 |