Skip to main content

Table 2 The number of toads spawning, the mean number of eggs produced per. spawning toad and total eggs spawned during the fertile period (11.5–17.5 hrs post-induction) for Bufo baxteri having received one or two primings. Data are expressed as the mean ± SE. There was a significant difference between one or two primings in the mean total number of eggs produced.

From: Hormonal priming, induction of ovulation and in-vitro fertilization of the endangered Wyoming toad (Bufo baxteri)

 

No. toads spawning and egg production with one priming.

No. toads spawning and egg production with two primings.

Hrs post-administration

No. Toads spawning

No. Eggs (Mean ± SD)

Total Eggs Spawned

No. Toads Spawning

No. Eggs (Mean ± SD)

Total eggs spawned

11.5

0

0

0

8

443 ± 184

3,551

12.5

3

376 ± 176

1,127

7

520 ± 152

3,640

13.5

3

743 ± 242

2,230

7

525 ± 68

3,675

14.5

3

193 ± 17

1,805

7

415 ± 44

2,905

15.5

4

468 ± 175

1,872

7

436 ± 36

3,055

16.5

5

314 ± 70

1,579

6

588 ± 156

3,530

17.5

4

318 ± 94

1,270

7

372 ± 89

2,605

Total No. Eggs

  

9,883

  

22,961

Mean ± SE

  

1,647 ± 167

  

3,280 ± 159