Table 2 Studies of acoustic anti-parasitic adaptations in hosts to date
From: Coevolution of acoustical communication between obligate avian brood parasites and their hosts
Anti-parasitic adaptations | Number of published papers | Proportion of the total literature* (%) |
|---|---|---|
Host adults | ||
 Identify host alarm calls | 9 | 6.62 |
 Recognize sound of parasitic adults | 4 | 2.94 |
 Social learning | 2 | 1.47 |
 Recognize parasitic adults | 8 | 5.88 |
 Adjust behavior according to parasitism risk | 3 | 2.21 |
 Make specific alarm calls | 4 | 2.94 |
 Increase incubation call rate | 1 | 0.74 |
 Alarm; protect nest | 2 | 1.47 |
 Aggressive behavior including alarm calls | 12 | 8.82 |
 Recognize sound of parasitic nestlings | 3 | 2.21 |
 Total | 48 | 35.29 |
Host nestlings | ||
 Adjust oneself to beg | 4 | 2.94 |
 Total | 4 | 2.94 |