Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Optimal Foraging00:48

Optimal Foraging

12.9K
How animals obtain and eat their food is called foraging behavior. Foraging can include searching for plants and hunting for prey and depends on the species and environment.
12.9K
Conservation of Declining Populations02:07

Conservation of Declining Populations

12.1K
Conservation of declining population focuses on ways of detecting, diagnosing, and halting a population decline. The approach uses methods to prevent populations from going extinct.
12.1K
Testing a Claim about Mean: Unknown Population SD01:21

Testing a Claim about Mean: Unknown Population SD

5.0K
A complete procedure of testing a hypothesis about a population mean when the population standard deviation is unknown is explained here.
Estimating a population mean requires the samples to be approximately normally distributed. The data should be collected from the randomly selected samples having no sampling bias. There is no specific requirement for sample size. But if the sample size is less than 30, and we don't know the population standard deviation, a different approach is used;...
5.0K
Statistical Hypothesis Testing01:16

Statistical Hypothesis Testing

4.8K
Hypothesis testing is a critical statistical procedure facilitating informed, evidence-based decisions. It begins with a hypothesis, which is a tentative explanation, or a prediction about a population parameter. This hypothesis can be either a null hypothesis (H0), indicating no effect or difference, or an alternative hypothesis (Ha), suggesting an effect or difference.
Statistical significance measures the probability that an observed result occurred by chance. If this probability, known as...
4.8K
Hypothesis: Accept or Fail to Reject?01:17

Hypothesis: Accept or Fail to Reject?

29.0K
The outcome of any hypothesis testing leads to rejecting or not rejecting the null hypothesis. This decision is taken based on the analysis of the data, an appropriate test statistic, an appropriate confidence level, the critical values, and P-values. However, when the evidence suggests that the null hypothesis cannot be rejected, is it right to say, 'Accept' the null hypothesis?
There are two ways to indicate that the null hypothesis is not rejected. 'Accept' the null...
29.0K
Types of Hypothesis Testing01:11

Types of Hypothesis Testing

27.4K
There are three types of hypothesis tests: right-tailed, left-tailed, and two-tailed.
When the null and alternative hypotheses are stated, it is observed that the null hypothesis is a neutral statement against which the alternative hypothesis is tested. The alternative hypothesis is a claim that instead has a certain direction. If the null hypothesis claims that p = 0.5, the alternative hypothesis would be an opposing statement to this and can be put either p > 0.5, p < 0.5, or p...
27.4K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Time in mind: a multidisciplinary review on temporal perception, cognition, and memory.

Frontiers in cognition·2026
Same author

Gaze cues and arrow cues modulate accuracy of recall of verbal items in a working memory task.

Open research Europe·2026
Same author

On bodies, brains, and behaviour (and a little bit of magic).

The Behavioral and brain sciences·2025
Same author

Two-factor synaptic consolidation reconciles robustness with pruning and homeostatic scaling.

Proceedings of the National Academy of Sciences of the United States of America·2025
Same author

A large-scale study across the avian clade identifies ecological drivers of neophobia.

PLoS biology·2025
Same author

Horses (Equus caballus) successfully solve an object choice task using a human pointing gesture and a physical marker: A partial replication of Proops et al. (2010).

Journal of comparative psychology (Washington, D.C. : 1983)·2025

Related Experiment Video

Updated: Nov 21, 2025

Probing the Limits of Egg Recognition Using Egg Rejection Experiments Along Phenotypic Gradients
07:34

Probing the Limits of Egg Recognition Using Egg Rejection Experiments Along Phenotypic Gradients

Published on: August 22, 2018

8.5K

Testing two competing hypotheses for Eurasian jays' caching for the future.

Piero Amodio1,2, Johanni Brea3, Benjamin G Farrar4,5

  • 1Department of Psychology, University of Cambridge, Cambridge, UK. piero.amodio@cantab.net.

Scientific Reports
|January 13, 2021
PubMed
Summary
This summary is machine-generated.

Corvids

More Related Videos

A Method for Investigating Change Blindness in Pigeons Columba Livia
06:14

A Method for Investigating Change Blindness in Pigeons Columba Livia

Published on: September 7, 2018

6.6K
Nest Building Behavior as an Early Indicator of Behavioral Deficits in Mice
06:11

Nest Building Behavior as an Early Indicator of Behavioral Deficits in Mice

Published on: October 19, 2019

20.7K

Related Experiment Videos

Last Updated: Nov 21, 2025

Probing the Limits of Egg Recognition Using Egg Rejection Experiments Along Phenotypic Gradients
07:34

Probing the Limits of Egg Recognition Using Egg Rejection Experiments Along Phenotypic Gradients

Published on: August 22, 2018

8.5K
A Method for Investigating Change Blindness in Pigeons Columba Livia
06:14

A Method for Investigating Change Blindness in Pigeons Columba Livia

Published on: September 7, 2018

6.6K
Nest Building Behavior as an Early Indicator of Behavioral Deficits in Mice
06:11

Nest Building Behavior as an Early Indicator of Behavioral Deficits in Mice

Published on: October 19, 2019

20.7K

Area of Science:

  • Animal behavior
  • Cognitive ethology
  • Avian ecology

Background:

  • Corvids exhibit prospective caching, storing food where it won't be available.
  • Two hypotheses explain this: Compensatory Caching and Future Planning.

Purpose of the Study:

  • To test competing hypotheses for corvid prospective caching behavior.
  • To disambiguate between the Compensatory Caching and Future Planning hypotheses.

Main Methods:

  • Designed experiments to yield distinct caching patterns for each hypothesis.
  • Formalized hypotheses using Bayesian model comparison.
  • Tested predictions in Eurasian jays.

Main Results:

  • Observed caching patterns did not support either the Compensatory Caching or Future Planning hypotheses.
  • Caching distribution was best explained by a uniform pattern across locations.

Conclusions:

  • Current hypotheses do not fully explain corvid prospective caching.
  • Further research is needed to understand the cognitive mechanisms behind future-oriented caching in corvids.