They were surprised because this was the first time that the words of the crows turned out to be false. 
ðeɪ wɜ˞ sɜ˞pɹaɪzd bɪkɔz ðɪs wɑz ðʌ fɜ˞st taɪm ðæt ðʌ wɜ˞dz ʌv ðʌ kɹoʊz tɜ˞nd aʊt tu bi fɔls. 
 Indian speaks with a very monotone tone in a room with very clear acoustics, resulting in an excellent recording quality.