0. DOCID:21141 1967 "Radio Tracking of Homing Bats" 0.05126602055365<br>
1. DOCID:20990 1966 "Navigation of Single Homing Pigeons: Airplane Observations by Radio Tracking" 0.0412156006538708<br>
2. DOCID:21411 1968 "Radar Characteristics of Birds in Flight" 0.0343568974460545<br>
3. DOCID:18844 1958 "Homing in Nonmigratory Bats" 0.0221669521094878<br>
4. DOCID:18762 1958 "Echo Ranging in the Porpoise" 0.0218980419570484<br>
5. DOCID:20594 1965 "Sound: An Element Common to Communication of Stingless Bees and to Dances of the Honey Bee" 0.0211459539986615<br>
6. DOCID:19353 1960 "Experimental Shark Pens at the Lerner Marine Laboratory" 0.019944433320892<br>
7. DOCID:19765 1962 "Sonar System of the Blind" 0.0184895312322873<br>
8. DOCID:21365 1968 "Vocalization of Naive Dolphins in Small Groups" 0.0172555080593148<br>
9. DOCID:19698 1961 "Shark Attacks" 0.0147053035879022<br>
10. DOCID:20375 1964 "Flip: An Oceanographic Buoy" 0.0144495997444349<br>
11. DOCID:19682 1961 "Sounds Emitted by the Bottlenose Dolphin" 0.0143103966068384<br>
12. DOCID:20205 1963 "Sharks: Attraction by Low-Frequency Sounds" 0.0129223604271986<br>
13. DOCID:19499 1960 "Observations on the Behavior of the Porpoise Delphinus delphis" 0.0124190547582988<br>
14. DOCID:19896 1962 "Radiotelemetry of the Respiration of a Flying Duck" 0.0111546377448151<br>