Why did 60,000 endangered antelopes in Kazakhstan die in 4 days?

Why did 60,000 endangered antelopes in Kazakhstan die in 4 days?

Assessment

Interactive Video

Science, Biology, Health Sciences

11th Grade - University

Hard

Created by

Quizizz Content

FREE Resource

In 2014, a country had 257,000 saigas, but now only half remain. Field workers collected samples from the environment to understand the decline. Necropsies showed females and calves were most affected, likely due to toxins from bacteria like pasteurella and clostridia, which caused organ bleeding. Normally harmless, these bacteria became deadly due to weakened immune systems, possibly from a harsh winter and wet spring that facilitated bacterial spread.

Read more

2 questions

Show all answers

1.

OPEN ENDED QUESTION

3 mins • 1 pt

What role does the mother's milk play in the health of female saigas and their calves?

Evaluate responses using AI:

OFF

2.

OPEN ENDED QUESTION

3 mins • 1 pt

What environmental conditions are thought to have contributed to the spread of bacteria affecting the saigas?

Evaluate responses using AI:

OFF